LSU quarterback Joe Burrow, left, scrambles away from Vanderbilt defensive lineman Dayo Odeyingbo (10) in the first half of an NCAA college football game Saturday, Sept. 21, 2019, in Nashville, Tenn. (AP Photo/Mark Humphrey)

RETRANSMISSION TO CORRECT DATE - Iowa State quarterback Brock Purdy runs the ball for a first down against Louisiana-Monroe during the first half of an NCAA college football game, Saturday, Sept. 21, 2019, in Ames, Iowa. (AP Photo/Matthew Putney)