A Stealth B1 bomber flies over during pregame ceremonies before an NFL football game between the Chicago Bears and Green Bay Packers Sunday, Sept. 13, 2015, in Chicago. (AP Photo/Charles Rex Arbogast)

Tennessee Titans quarterback Marcus Mariota (8) and Tampa Bay Buccaneers quarterback Jameis Winston (3) greet each other following their game at Raymond James Stadium in Tampa, FL on September 13, 2015. (Perry Knotts/NFL)

Green Bay Packers cornerback Damarious Randall (23) breaks up a pass intended for Chicago Bears running back Matt Forte (22) during the second half an NFL football game, Sunday, Sept. 13, 2015, in Chicago. (AP Photo/Charles Rex Arbogast)

Tampa Bay Buccaneers quarterback Jameis Winston celebrates as he runs onto the field during team introductions before an NFL football game against the Tennessee Titans Sunday, Sept. 13, 2015, in Tampa, Fla. (AP Photo/Chris O'Meara)

Seattle Seahawks running back Marshawn Lynch, bottom, lands on his back after being stopped on fourth down as St. Louis Rams players celebrate on the final play in overtime of an NFL football game Sunday, Sept. 13, 2015, in St. Louis. The Rams won 34-31. (AP Photo/Tom Gannam)

New England Patriots tight end Rob Gronkowski celebrates his first touchdown against the Pittsburgh Steelers in the first half of an NFL football game, Thursday, Sept. 10, 2015, in Foxborough, Mass. (AP Photo/Winslow Townson)

Dallas Cowboys quarterback Tony Romo (9) is greeted by the team before an NFL football game against the New York Giants Sunday, Sept. 13, 2015, in Arlington, Texas. (AP Photo/Brandon Wade)

St. Louis Rams' Tavon Austin, top right, stays in bounds as he runs down the sideline past Seattle Seahawks Kelcie McCray (33), Jon Ryan (9) and teammate Maurice Alexander on his way to a 75-yard punt return for a touchdown during the third quarter of an NFL football game Sunday, Sept. 13, 2015, in St. Louis. The Rams won 34-31. (AP Photo/Jeff Roberson)

New York Jets running back Chris Ivory (33) celebrates after rushing for a touchdown during the first half of an NFL football game before an NFL football game between the Sunday, Sept. 13, 2015 in East Rutherford, N.J. (AP Photo/Kathy Willens)

Arizona Cardinals wide receiver Larry Fitzgerald (11) leaps over New Orleans Saints defensive back Delvin Breaux (40) as Kenny Vaccaro (32) and New Orleans Saints strong safety Jamarca Sanford (33) watch after the catch during the second half of an NFL football game, Sunday, Sept. 13, 2015, in Glendale, Ariz. (AP Photo/Rick Scuteri)