San Francisco 49ers and the Arizona Cardinals at Azteca Stadium in Mexico City, Mexico on October 2, 2005. The Arizona Cardinals won 31-14 over the 49ers. Photo by Terrell Lloyd/WireImage.com

Robert Griffith (34) of the Arizona Cardinals carries out the Mexican flag before a game against the San Francisco 49ers at Estadio Azteca in Mexico City, Mexico on October 2, 2005. This is the first ever regular season game being played outside the United States. Photo by Mike Ehrmann/WireImage.com

IRVING, TX - SEPTEMBER 9: Quarterback Tony Romo #9 of the Dallas Cowboys looks to pass against the New York Giants during the NFL game on September 9, 2007 at Texas Stadium in Irving, Texas. (Photo by Layne Murdoch/Getty Images)

MEXICO CITY - OCTOBER 2: Offensive guard Rolando Cantu of the Arizona Cardinals waves the Mexican Flag during the game against the San Francisco 49ers at Estadio Azteca on October 2, 2005 in Mexico City, Mexico. The Cards defeated the Niners 31-14. A native of Monterey, Mexico, Cantu is the first Mexican citizen to make it to the NFL through the Mexican collegiate system rather than the NCAA. (Photo by Robert Laberge/Getty Images)

KANSAS CITY, MO - DECEMBER 10: Tony Gonzalez #88 of the Kansas City Chiefs moves to make the catch during the game against the Baltimore Ravens at Arrowhead Stadium December 10, 2006 in Kansas City, Missouri. The Ravens beat the Chiefs 20-10. (Photo by Dilip Vishwanat/Getty Images)

MEXICO CITY - OCTOBER 2: Estadio Azteca is shown during the Arizona Cardinals game against the San Francisco 49ers on October 2, 2005 in Mexico City, Mexico. The Cards defeated the Niners 31-14. (Photo by Robert Laberge/Getty Images)

MEXICO CITY, D.F. - OCTOBER 02: The American and Mexican flags are displayed on the field during the pre-game ceremony before the game between the Arizona Cardinals and the San Francisco 49ers at Estadio Azteka in Mexico City, Mexico. (Photo by Robert Laberge/Getty Images)

CHICAGO - AUGUST 25: Adam Archuleta #20 and Nathan Vasher #31 of the Chicago Bears tackle Darrell Jackson #82 of the San Francisco 49ers at Soldier Field August 25, 2007 in Chicago, Illinois. (Photo by Jonathan Daniel/Getty Images)

LOS ANGELES, CA - MAY 19: Wide receiver, Anthony Gonzalez #11 of the Indianapolis Colts sits on the field at the 2007 NFL Players Rookie Premiere on May 19, 2007 at the Los Angeles Memorial Coliseum in Los Angeles, California. (Photo by Nick Laham/Getty Images)

EAST RUTHERFORD, NJ - DECEMBER 03: Martin Gramatica #7 and Jason Witten #82 of the Dallas Cowboy celebrates the game winning field goal against the New York Giants at Giants Stadium on December 3, 2006 in East Rutherford, New Jersey. (Photo by Chris McGrath/Getty Images)

TAMPA, FL - AUGUST 30: Linebacker Eduardo Castaneda #62 of the Houston Texans watches play against the Tampa Bay Buccaneers during a pre-season game at Raymond James Stadium on August 30, 2007 in Tampa, Florida. The Bucs won 31-24. (Photo by Al Messerschmidt/Getty Images)

Fans at Azteca Stadium, in Mexico City, Mexico on October 2, 2005. The Arizona Cardinals won 31-14 over the 49ers. Photo by Terrell Lloyd/WireImage.com

SEATTLE - DECEMBER 24: Greg Camarillo #82 of the San Diego Chargers makes the catch before the game against the Seattle Seahawks on December 24, 2006 at Qwest Field in Seattle, Washington. (Photo by Otto Greule Jr/Getty Images)

HOUSTON - AUGUST 11: Running back Adrian Peterson #29 of the Chicago Bears is tackled by Jason Babin #93 of the Houston Texans during their preseason game at Reliant Stadium on August 11, 2007 in Houston, Texas. (Photo by Bob Levey/Getty Images)

MIAMI - AUGUST 12: Linebacker Jorge Cordova #58 of the Jacksonville Jaguars runs on the field during the preseason game against the Miami Dolphins at Dolphin Stadium on August 12, 2006 in Miami, Florida. The Jaguars won 31-26. (Photo by Doug Benc/Getty Images)

SEATTLE - SEPTEMBER 09: Quarterback Jeff Garcia #7 of the Tampa Bay Buccaneers stiff-arms Patrick Kerney #97 of the Seattle Seahawks at Qwest Field on September 9, 2007 in Seattle, Washington. The Seahawks defeated the Buccaneers 20-6. (Photo by Otto Greule Jr/Getty Images)

ORCHARD PARK, NY - SEPTEMBER 9: J.P. Losman #7 of the Buffalo Bills moves away from D.J. Williams #55 of the Denver Broncos during the game on September 9, 2007 at Ralph Wilson Stadium in Orchard Park, New York. The Broncos won 15-14. (Photo by Rick Stewart/Getty Images)

NASHVILLE, TN - AUGUST 11: Ken Amato #58 of the Tennessee Titans sets to snap the ball during warmups before a preseason game on August 11, 2007 at LP Field in Nashville, Tennessee. The Redskins beat the Titans 14-6. (Photo by Joe Murphy/Getty Images)

GLENDALE, AZ - AUGUST 25: Luis Castillo #93 of the San Diego Chargers celebrates after recovering a fumble by Kurt Warner #13 of the Arizona Cardinals during a preseason NFL game on August 25, 2007 at University of Phoenix Stadium in Glendale, Arizona. The Chargers defeated the Cardinals 33-31. (Photo by Joe Robbins/Getty Images)

CHICAGO - JANUARY 21: Offensive lineman Roberto Garza #63 of the Chicago Bears runs on the field during player introductions against the New Orleans Saints during the NFC Championship Game January 21, 2007 at Soldier Field in Chicago, Illinois. The Bears won 39-14. (Photo by Jonathan Daniel/Getty Images)