Head coach Bill Parcells of the Dallas Cowboys chats with tight ends coach Tony Sparano prior to an NFL football game against the New Orleans Saints at Texas Stadium on December 12, 2004. The Saints won 27-13.

Dallas Cowboys assistant head coach Tony Sparano instructs players during practice at the Cowboys' training facility in Irving, Texas, Thursday, Jan. 10, 2008.

Miami Dolphins' general manager Jeff Ireland, left, poses with Tony Sparano, the newly named Dolphins' coach after a news conference Wednesday, Jan. 16, 2008 at the Dolphins' Training Facility in Davie, Fla.

Miami Dolphins football head coach Tony Sparano walks around the practice field during mini-camp in Davie, Fla. Friday June 6, 2008.

Miami Dolphins head coach Tony Sparano gestures during the first quarter of a preseason football game against the Kansas City Chiefs Saturday, Aug. 23, 2008 at Dolphin Stadium in Miami.

Miami Dolphins coach Tony Sparano is doused by linebacker Joey Porter (55) and others during the Dolphins' 38-13 win over the New England Patriots in an NFL football game at Gillette Stadium in Foxborough, Mass., Sunday, Sept. 21, 2008.

Miami Dolphins head coach Tony Sparano reacts after the Dolphins picked up a first-down late in the fourth quarter of an NFL football game against the Kansas City Chiefs Sunday, Dec. 21, 2008, in Kansas City, Mo. The Dolphins won 38-31.

Miami Dolphins coach Tony Sparano celebrates a field goal during the second quarter of an NFL football game between the Miami Dolphins and the Indianapolis Colts Monday, Sept. 21, 2009 in Miami.

Miami head coach Tony Sparano, center, yells at officials during the second quarter of an NFL football game against the Jacksonville Jaguars, Sunday, Dec. 13, 2009, in Jacksonville, Fla.

Paul Burmister, Corey Chavous and Mike Mayock talk with Miami Dolphins head coach Tony Sparano following the South team practice for the 2010 Under Armour Senior Bowl at Ladd Peebles Stadium in Mobile, Alabama on January 28, 2010.

Miami Dolphins head coach Tony Sparano signs autographs after NFL football training camp, Saturday, July 31, 2010 in Davie, Fla.

Miami Dolphins coach Tony Sparano talks with Senior Bowl players following the South squad practice in Mobile, Ala., Tuesday, Jan. 26, 2010.

Miami Dolphins coach Tony Sparano during the second half of a NFL football game in Miami, Sunday, Oct. 24, 2010 against the Pittsburgh Steelers.

Miami Dolphins quarterback Chad Henne (7) and Miami Dolphins head coach Tony Sparano during the second quarter of an NFL football game in Oakland, Calif., Sunday, Nov. 28, 2010.

Miami Dolphins head coach Tony Sparano reacts after a play during the first quarter of an NFL football game against the New York Jets at New Meadowlands Stadium, Sunday, Dec. 12, 2010, in East Rutherford, N.J.

Miami Dolphins' head coach Tony Sparano and Brandon Marshall (19) look on before an NFL football game against the New York Jets Monday, Oct. 17, 2011 in East Rutherford, N.J.

Miami Dolphins head coach Tony Sparano gestures before the start of an NFL pre season football game against the Dallas Cowboys, Thursday, Sept. 1, 2011, in Miami.

Miami Dolphins head coach Tony Sparano, rear, points inbounds as Brian Hartline comes down with a catch just inbounds during the second quarter of an NFL football game against the Denver Broncos, Sunday, Oct. 23, 2011 in Miami.

Miami Dolphins coach Tony Sparano yells to his team during the first half of an NFL football game against the Kansas City Chiefs at Arrowhead Stadium in Kansas City, Mo., Sunday, Nov. 6, 2011.

Head Coach Tony Sparano of the Miami Dolphins poses for the 2011 NFL Players That's My Dog Calendar.

Miami Dolphins coach Tony Sparano reacts after the Washington Redskins missed a field goal during the NFL football game in Miami, Sunday, Nov. 13, 2011. The Dolphins won 20-9.

Miami Dolphins head coach Tony Sparano calls out plays to his team during an NFL football game against the Kansas City Chiefs Sunday, Nov. 6, 2011, in Kansas City, Mo.

New York Jets head coach Rex Ryan, left, and offensive coordinator Tony Sparano talk during team practice Thursday, May 24, 2012, in Florham Park, N.J.

New York Jets quarterback Tim Tebow looks for a receiver as offensive coordinator Tony Sparano watches on opening day of their NFL football training camp Friday, July 27, 2012, in Cortland, N.Y.

New York Jets offensive coordinator Tony Sparano calls a play in the third quarter of an NFL football game against the New England Patriots in Foxborough, Mass., Sunday, Oct. 21, 2012.

New York Jets quarterback Tim Tebow, right, throws durIng warmups as offensive coordinator Tony Sparano watches prior to an NFL football game against the Jacksonville Jaguars in Jacksonville, Fla., Sunday, Dec. 9, 2012.

Oakland Raiders assistant head coach Tony Sparano, center, looks on before an NFL football game against the New York Jets, Sunday, Dec. 8, 2013, in East Rutherford, N.J.

Oakland Raiders interim coach Tony Sparano answer questions from reporters during a media conference Tuesday, Sept. 30, 2014, in Alameda, Calif. The Oakland Raiders named Tony Sparano as their interim head coach.

Oakland Raiders interim head coach Tony Sparano talks to his players during the third quarter of an NFL football game against the San Diego Chargers in Oakland, Calif., Sunday, Oct. 12, 2014.

Oakland Raiders interim head coach Tony Sparano greets free safety Charles Woodson (24) during warmups before an NFL football game against the Cleveland Browns Sunday, Oct. 26, 2014, in Cleveland.

Oakland Raiders interim head coach Tony Sparano, center, talks to the offense during an NFL football game against the Cleveland Browns Sunday, Oct. 26, 2014, in Cleveland. Cleveland won 23-13.

Oakland Raiders head coach Tony Sparano, left, walks off the field with Oakland Raiders outside linebacker Khalil Mack as fireworks go off at CenturyLink Field after the Seattle Seahawks beat the Raiders 30-24 in an NFL football game, Sunday, Nov. 2, 2014, in Seattle.

Denver Broncos quarterback Peyton Manning (18) greets Oakland Raiders head coach Tony Sparano after an NFL football game, Sunday, Dec. 28, 2014, in Denver. The Broncos won 47-14.

San Francisco 49ers tight ends coach Tony Sparano looks on during an NFL preseason football game against the Houston Texans at NRG Stadium on Saturday, August 15, 2015 in Houston, Texas. Houston won 23-10.

San Francisco 49ers head coach Jim Tomsula, left, walks off the field with tight ends coach Tony Sparano after an NFL football game against the St. Louis Rams in Santa Clara, Calif., Sunday, Jan. 3, 2016. The 49ers won 19-16 in overtime.

Minnesota Vikings offensive line coach Tony Sparano stands on the sideline during a preseason NFL football game against the Seattle Seahawks, Thursday, Aug. 18, 2016, in Seattle.

Minnesota Vikings offensive line coach Tony Sparano looks on from the sideline during an NFL preseason football game between the Minnesota Vikings and the San Francisco 49ers, Sunday, Aug. 27, 2017, in Minneapolis.