Carolina Panthers quarterback Cam Newton (1) directs receivers during practice Wednesday, Feb. 3, 2016 in San Jose, Calif. Carolina plays the Denver Broncos in the NFL Super Bowl 50 football game Sunday, Feb. 7, 2015, in Santa Clara, Calif. (AP Photo/Marcio Jose Sanchez)
Carolina Panthers quarterback Cam Newton (1) directs receivers during practice Wednesday, Feb. 3, 2016 in San Jose, Calif. Carolina plays the Denver Broncos in the NFL Super Bowl 50 football game Sunday, Feb. 7, 2015, in Santa Clara, Calif. (AP Photo/Marcio Jose Sanchez) Marcio Jose Sanchez AP
Carolina Panthers quarterback Cam Newton (1) directs receivers during practice Wednesday, Feb. 3, 2016 in San Jose, Calif. Carolina plays the Denver Broncos in the NFL Super Bowl 50 football game Sunday, Feb. 7, 2015, in Santa Clara, Calif. (AP Photo/Marcio Jose Sanchez) Marcio Jose Sanchez AP