Purdue head coach Ryan Walters watches from the sideline during the second half of an NCAA college football game against Notre Dame in West Lafayette, Ind., Saturday, Sept. 14, 2024. (AP Photo/Michael Conroy)

FILE - Purdue offensive coordinator Graham Harrell, left, talk to wide receiver TJ Sheffield (8) during practice NCAA college football practice, Tuesday, March 21, 2023, at Mollenkopf Athletic Center in West Lafayette, Ind. (Alex Martin/Journal & Courier via AP, File)

Purdue quarterback Hudson Card (1) is sacked by Nebraska linebacker MJ Sherman (48) and defensive lineman Nash Hutmacher (0) during the second half of an NCAA college football game in West Lafayette, Ind., Saturday, Sept. 28, 2024. (AP Photo/Michael Conroy)