Mertz ready to bounce back as No. 18 Badgers host 10 Indiana

Wisconsin quarterback Graham Mertz (5) is sacked by Northwestern cornerback Cam Ruiz, left, and linebacker Blake Gallagher during the second half of an NCAA college football game in Evanston, Ill., Saturday, Nov. 21, 2020. Northwestern won 17-7. (AP Photo/Nam Y. Huh)

Northwestern linebacker Blake Gallagher, top, sacks Wisconsin quarterback Graham Mertz during the second half of an NCAA college football game in Evanston, Ill., Saturday, Nov. 21, 2020. Northwestern won 17-7. (AP Photo/Nam Y. Huh)

Wisconsin quarterback Graham Mertz is sacked by Northwestern defensive end Eku Leota during the first half of an NCAA college football game in Evanston, Ill., Saturday, Nov. 21, 2020. (AP Photo/Nam Y. Huh)

Wisconsin quarterback Graham Mertz (5) looks down at the bench during the second half of an NCAA college football game against Northwestern in Evanston, Ill., Saturday, Nov. 21, 2020. Northwestern won 17-7. (AP Photo/Nam Y. Huh)

Wisconsin quarterback Graham Mertz throws a pass during the first half of an NCAA college football game against Northwestern in Evanston, Ill., Saturday, Nov. 21, 2020. (AP Photo/Nam Y. Huh)