FILE - Nebraska associate head coach Mickey Joseph stands on the sideline with the red team during the first half of Nebraska's NCAA college football annual red-white spring game at Memorial Stadium in Lincoln, Neb., on April 9, 2022. Joseph was named interim coach for the rest of the season after now former head coach Scott Frost was fired Sunday, Sept. 11, 2022. (AP Photo/Rebecca S. Gratz, File)

Nebraska coach Scott Frost walks off the field after the team's loss to Georgia Southern during an NCAA college football game Saturday, Sept. 10, 2022, in Lincoln, Neb. (Noah Riffe/Lincoln Journal Star via AP)

Nebraska head coach Scott Frost, second from right, watches from the sideline as his team plays against Georgia Southern during the second half of an NCAA college football game Saturday, Sept. 10, 2022, in Lincoln, Neb. (AP Photo/Rebecca S. Gratz)

Nebraska head coach Scott Frost, wearing hat, and offensive coordinator Mark Whipple, right, look on against Georgia Southern during an NCAA college football game Saturday, Sept. 10, 2022, in Lincoln, Neb. (Noah Riffe/Lincoln Journal Star via AP)

Nebraska coach Scott Frost walks off the field after the team's loss to Georgia Southern during an NCAA college football game Saturday, Sept. 10, 2022, in Lincoln, Neb. (Noah Riffe/Lincoln Journal Star via AP)