Baltimore Ravens running back Ray Rice tosses footballs to teammate Anquan Boldin during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens running back Ray Rice, left, hands a football to his daughter, Rayven, age 1, after an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens center Matt Birk, bottom, plays with his children on the Mercedes-Benz Superdome field after an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens fullback Vonta Leach (44) tosses a football to his daughter, Giselle, on the Mercedes-Benz Superdome field after an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco, at right in red, warms up during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco, front, prepares to throw a pass as head coach John Harbaugh snaps a picture on his cell phone during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco, left, shakes hands with the relative of a teammate after an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco, right, and tight end Dennis Pitta share a light moment during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens wide receiver Torrey Smith catches a pass during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Members of the Baltimore Ravens warm up during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens running back Ray Rice, right, chats with Margaret Rosburg, left, daughter of assistant head coach and special teams coordinator Jerry Rosburg, and Alison Harbaugh, daughter of head coach John Harbaugh, before an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Ray Lewis stretches during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens head coach John Harbaugh snaps a picture with his cell phone as his players participate in an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco throws a pass during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens offensive lineman Marshal Yanda films an NFL Super Bowl XLVII walkthrough with a camera attached to his cap on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Ray Lewis (52) gets ready to pose for pictures with friends and family members after an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Ray Lewis jogs during an NFL Super Bowl XLVII walkthrough on Saturday, Feb. 2, 2013, in the Mercedes-Benz Superdome in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Terrell Suggs stretches on a ball during an NFL Super Bowl XLVII practice on Friday, Feb. 1, 2013, in Metairie, La. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens wide receiver Jacoby Jones, left, chats with teammate Vonta Leach during NFL football practice at the team's training facility in Owings Mills, Md., Thursday, Jan. 24, 2013. The Ravens are scheduled to face the San Francisco 49ers in Super Bowl XLVII in New Orleans on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens fullback Vonta Leach stretches during NFL football practice at the team's training facility in Owings Mills, Md., Thursday, Jan. 24, 2013. The Ravens are scheduled to face the San Francisco 49ers in Super Bowl XLVII in New Orleans on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens head coach John Harbaugh speaks during a press conference at the Ernest N. Morial Convention Center on Friday, February 1, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens safety Bernard Pollard warms up during an NFL Super Bowl XLVII practice on Friday, Feb. 1, 2013, in Metairie, La. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco (5) warms up at an NFL Super Bowl XLVII practice on Friday, Feb. 1, 2013, in Metairie, La. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Paul Kruger prepares to catch a pass during an NFL Super Bowl XLVII practice on Friday, Feb. 1, 2013, in Metairie, La. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Ray Lewis walks out to an NFL Super Bowl XLVII practice on Friday, Feb. 1, 2013, in Metairie, La. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens wide receiver Jacoby Jones catches a pass over his shoulder during an NFL Super Bowl XLVII practice on Friday, Feb. 1, 2013, in Metairie, La. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco records a send-off rally for the team on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Baltimore Ravens linebacker Terrell Suggs reads tweets from his phone as he speaks at an NFL Super Bowl XLVII news conference on Thursday, Jan. 31, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

A reporter uses an iPad to film Baltimore Ravens defensive end Haloti Ngata as he speaks at an NFL Super Bowl XLVII news conference on Thursday, Jan. 31, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco speaks at an NFL Super Bowl XLVII news conference on Thursday, Jan. 31, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens safety Ed Reed addresses fans at a send-off rally for the team Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Confetti falls during a send-off rally for the Baltimore Ravens on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Baltimore Ravens head coach John Harbaugh, left, and general manager Ozzie Newsome arrive at a send-off rally on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

A Baltimore Ravens cheerleader performs a stunt during a send-off rally for the team on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Baltimore Ravens fans cheer during a send-off rally for the team on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Baltimore Ravens running back Ray Rice, center, dances for teammates wide receiver Deonte Thompson, left, and wide receiver Torrey Smith, right, during a send-off rally on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Baltimore Ravens linebacker Ray Lewis arrives at a send-off rally on Monday, Jan. 28, 2013 in Baltimore. The NFL football team is leaving for New Orleans to face the San Francisco 49ers in the Super Bowl. (AP Photo/Steve Ruark)

Baltimore Ravens head coach John Harbaugh arrives at the Louis Armstrong International Airport for the NFL Super Bowl XLVII football game Monday, Jan. 28, 2013, in New Orleans. (AP Photo/DMorry Gash)

Baltimore Ravens quarterback Joe Flacco (5) walks off the plane with teammates arrive at the Louis Armstrong International Airport for the NFL Super Bowl XLVII football game Monday, Jan. 28, 2013, in New Orleans. (AP Photo/David J. Phillip)

Baltimore Ravens linebacker Ray Lewis answers questions during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens head coach John Harbaugh speaks to the media during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens center Matt Birk speaks to reporters during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens linebacker Terrell Suggs speaks to the media during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens running back Ray Rice answers questions from reporters during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens linebacker Ray Lewis speaks to the media during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens safety Ed Reed speaks to the media during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens head coach John Harbaugh speaks to the media during the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens quarterback Joe Flacco walks to the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens linebacker Ray Lewis walks to the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens safety Ed Reed walks to the arrivals press conference at the Hilton New Orleans Riverside on Monday, January 28, 2013 in New Orleans, LA. The Ravens will face the San Francisco 49ers in the NFL Super Bowl XLVII football game on Feb. 3. (Ben Liebenberg/NFL)

Baltimore Ravens quarterback Joe Flacco speaks at an NFL Super Bowl XLVII football news conference on Monday, Jan. 28, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens Ray Lewis talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Celeste Pascual/NFL)

Baltimore Ravens Ray Lewis talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Baltimore Ravens Anquan Boldin talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens Ray Lewis talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens head coach John Harbaugh talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens head coach John Harbaugh talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens Joe Flacco talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens Joe Flacco talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Ben Liebenberg/NFL)

Baltimore Ravens Terrell Suggs talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Baltimore Ravens Ed Reed talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Baltimore Ravens Ed Reed talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

NFL Network's Mark Kriegel jokes with Baltimore Ravens Jacoby Jones during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Baltimore Ravens Ray Rice is seen during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Baltimore Ravens Terrell Suggs talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Ray Rice talks to the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Baltimore Ravens Torrey Smith talks with the media during the Super Bowl XLVII Media Day at the Superdome on Tuesday, January 29, 2013 in New Orleans, LA. (Perry Knotts/NFL)

Buses to take the Baltimore Ravens to practice are check by security dogs at their hotel in New Orleans, LA., on Jan. 30, 2013. (Ben Liebenberg/NFL)

Baltimore Ravens wide receiver Torrey Smith prepares to catch a pass as he warms up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens defensive coordinator Dean Pees tosses a football as he watches his players warm up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens head coach John Harbaugh looks on as his players warm up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Terrell Suggs, right, raps in front of a television camera before warming up at an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens wide receiver Jacoby Jones prepares to catch a pass as he warms up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens running back Ray Rice, left, catches a pass as linebacker Ray Lewis walks past during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens linebacker Ray Lewis warms up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens running back Ray Rice, right, chats with linebacker Ray Lewis before warming up at an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens safety Ed Reed warms up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens tight end Dennis Pitta reaches for a pass as he warms up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)

Baltimore Ravens quarterback Joe Flacco warms up during an NFL Super Bowl XLVII football practice on Wednesday, Jan. 30, 2013, in New Orleans. The Ravens face the San Francisco 49ers in Super Bowl XLVII on Sunday, Feb. 3. (AP Photo/Patrick Semansky)