Carolina Panthers' Cam Newton speaks to the media after an NFL football game against the Kansas City Chiefs in Charlotte, N.C., Sunday, Nov. 13, 2016. (AP Photo/Bob Leverone)

The shoes of Carolina Panthers quarterback Cam Newton (1) takes questions following the Panthers' 20-17 loss to the Kansas City Chiefs during week 10 on Sunday, November 13, 2017 in Charlotte. The Chiefs beat the Panthers 20-17. (Todd Rosenberg via AP)

The shoes of Carolina Panthers quarterback Cam Newton (1) takes questions following the Panthers' 20-17 loss to the Kansas City Chiefs during week 10 on Sunday, November 13, 2017 in Charlotte. The Chiefs beat the Panthers 20-17. (Todd Rosenberg via AP)

Cleveland Browns quarterback Josh McCown speaks at a news conference after an NFL football game against the Baltimore Ravens, Thursday, Nov. 10, 2016, in Baltimore. (AP Photo/Nick Wass)

Cleveland Browns quarterback Josh McCown speaks at a news conference after an NFL football game against the Baltimore Ravens, Thursday, Nov. 10, 2016, in Baltimore. (AP Photo/Nick Wass)

Tennessee Titans quarterback Marcus Mariota arrives for a news conference after an NFL football game against the Green Bay Packers Sunday, Nov. 13, 2016, in Nashville, Tenn. The Titans won 47-25. (AP Photo/Mark Zaleski)

Green Bay Packers quarterback Aaron Rodgers answers questions after an NFL football game against the Tennessee Titans Sunday, Nov. 13, 2016, in Nashville, Tenn. The Titans won 47-25. (AP Photo/James Kenney)

Green Bay Packers quarterback Aaron Rodgers leaves a news conference after an NFL football game against the Tennessee Titans Sunday, Nov. 13, 2016, in Nashville, Tenn. The Titans won 47-25. (AP Photo/James Kenney)

Denver Broncos free safety Darian Stewart speaks during a post game press conference after an NFL football game against the New Orleans Saints in New Orleans, Sunday, Nov. 13, 2016. The Broncos won 25-23. (AP Photo/Butch Dill)

Denver Broncos free safety Darian Stewart speaks during a post game press conference after an NFL football game against the New Orleans Saints in New Orleans, Sunday, Nov. 13, 2016. The Broncos won 25-23. (AP Photo/Butch Dill)

Denver Broncos quarterback Trevor Siemian speaks at a post game press conference after an NFL football game against the New Orleans Saints in New Orleans, Sunday, Nov. 13, 2016. The Broncos won 25-23. (AP Photo/Butch Dill)

Denver Broncos quarterback Trevor Siemian speaks at a post game press conference after an NFL football game against the New Orleans Saints in New Orleans, Sunday, Nov. 13, 2016. The Broncos won 25-23. (AP Photo/Butch Dill)

Tampa Bay Buccaneers quarterback Jameis Winston (3) arrives for a post game news conference after an NFL football game Sunday, Nov. 13, 2016, in Tampa, Fla. The Buccaneers defeated the Bears 36-10. (AP Photo/Steve Nesius)

Houston Texans quarterback Brock Osweiler answers a question from a reporter after an NFL football game against the Jacksonville Jaguars in Jacksonville, Fla., Sunday, Nov. 13, 2016. The Texans won 24-21. (AP Photo/Phelan M. Ebenhack)

Denver Broncos wide receiver Demaryius Thomas (88) arrives for a post game press conference after an NFL football game in New Orleans, Sunday, Nov. 13, 2016. The Broncos won 25-23. (AP Photo/Butch Dill)

New York Jets quarterback Bryce Petty answers questions during a news conference after an NFL football game against the Los Angeles Rams, Sunday, Nov. 13, 2016, in East Rutherford, N.J. (AP Photo/Seth Wenig)

Houston Texans quarterback Brock Osweiler arrives for news conference after an NFL football game against the Jacksonville Jaguars in Jacksonville, Fla., Sunday, Nov. 13, 2016. The Texans won 24-21. (AP Photo/Phelan M. Ebenhack)

Arizona Cardinals quarterback Carson Palmer speaks after an NFL football game against the San Francisco 49ers, Sunday, Nov. 13, 2016, in Glendale, Ariz. The Cardinals won 23-20. (AP Photo/Rick Scuteri)

Arizona Cardinals quarterback Carson Palmer speaks after an NFL football game against the San Francisco 49ers, Sunday, Nov. 13, 2016, in Glendale, Ariz. The Cardinals won 23-20. (AP Photo/Rick Scuteri)

Arizona Cardinals wide receiver Larry Fitzgerald speaks after an NFL football game against the San Francisco 49ers, Sunday, Nov. 13, 2016, in Glendale, Ariz. The Cardinals won 23-20. (AP Photo/Rick Scuteri)

Arizona Cardinals wide receiver Larry Fitzgerald speaks after an NFL football game against the San Francisco 49ers, Sunday, Nov. 13, 2016, in Glendale, Ariz. The Cardinals won 23-20. (AP Photo/Rick Scuteri)

Arizona Cardinals wide receiver Larry Fitzgerald speaks after an NFL football game against the San Francisco 49ers, Sunday, Nov. 13, 2016, in Glendale, Ariz. The Cardinals won 23-20. (AP Photo/Rick Scuteri)

Pittsburgh Steelers wide receiver Antonio Brown (84) leaves the podium of his press conference after an NFL football game between the Pittsburgh Steelers and the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. (Photo/Fred Vuich)

Pittsburgh Steelers wide receiver Antonio Brown (84) answers a question during a press conference after an NFL football game between the Steelers and the Dallas Cowboys in Pittsburgh, Sunday, Nov. 13, 2016. The Cowboys won 35-30. (Photo/Fred Vuich)