Detroit Lions running back Theo Riddick (25) celebrates as he runs in for a touchdown against the Indianapolis Colts during the first half of an NFL football game in Indianapolis, Sunday, Sept. 11, 2016. (AP Photo/Jeff Roberson)

Dallas Cowboys quarterback Dak Prescott (4) walks off the field following the Cowboy's 19-20 loss to the New York Giants during week 1 on Sunday, September 11, 2016 in Arlington. (Todd Rosenberg/NFL)

Houston Texans defensive end J.J. Watt (99) is introduced prior to an NFL football game Sunday, Sept. 11, 2016, in Houston. (AP Photo/Eric Christian Smith)

Dallas Cowboys running back Ezekiel Elliott (21) leaps into the end zone after getting past New York Giants cornerback Dominique Rodgers-Cromartie (41) and Nat Berhe (29) for his first career touchdown in the second half of an NFL football game, Sunday Sept. 11, 2016, in Arlington, Texas. (AP Photo/Ron Jenkins)

Cleveland Browns head coach Hue Jackson waits to run onto the field before an NFL football game against the Philadelphia Eagles on Sunday, Sept. 11, 2016, in Philadelphia. (AP Photo/Matt Rourke)

Tennessee Titans inside linebacker Wesley Woodyard (59) and Titans strong safety Da'Norris Searcy (21) crush Minnesota Vikings tight end Kyle Rudolph (82) at Nissan Stadium on Sunday, Sept. 11, 2016 in Nashville TN. (Andrew Nelles/The Tennessean/USA TODAY Sports)

Cincinnati Bengals' A.J. Green (18) catches a pass in front of New York Jets' Darrelle Revis (24) during the first half of an NFL football game on Sunday, Sept. 11, 2016 in East Rutherford, N.J. (AP Photo/Kathy Willens)

Houston Texans defensive end J.J. Watt (99) joins police officers and other first responders in holding a field-sized American flag before an NFL football game Sunday, Sept. 11, 2016, in Houston. (AP Photo/David J. Phillip)

Green Bay Packers cornerback Quinten Rollins (24) breaks up a pass intended for Jacksonville Jaguars wide receiver Allen Robinson (15) in the end zone during the second half of an NFL football game, Sunday, Sept. 11, 2016, in Jacksonville, Fla. (AP Photo/Stephen B. Morton)

Tennessee Titans running back DeMarco Murray (29) dives over Minnesota Vikings cornerback Terence Newman (23) as Murray scores a touchdown on a 6-yard pass reception in the first half of an NFL football game Sunday, Sept. 11, 2016, in Nashville, Tenn. (AP Photo/Weston Kenney)