Walker scores 22, Huskers upset No. 7 Creighton 63-53


              Nebraska plays against Creighton during the first half of an NCAA college basketball game on Sunday, Dec. 4, 2022, in Omaha, Neb. (AP Photo/Rebecca S. Gratz)
            
              Nebraska's Blaise Keita (15) reaches for a rebound against Creighton's Fredrick King, left, Trey Alexander, second from right, and Ryan Nembhard, right, during the first half of an NCAA college basketball game on Sunday, Dec. 4, 2022, in Omaha, Neb. (AP Photo/Rebecca S. Gratz)
            
              Creighton's Ryan Kalkbrenner (11) reacts after being called out of bounds against Nebraska during the first half of an NCAA college basketball game on Sunday, Dec. 4, 2022, in Omaha, Neb. (AP Photo/Rebecca S. Gratz)
            
              Nebraska head coach Fred Hoiberg instructs his team as they plays against Creighton during the first half of an NCAA college basketball game on Sunday, Dec. 4, 2022, in Omaha, Neb. (AP Photo/Rebecca S. Gratz)
            
              Nebraska's Juwan Gary, right, reaches for a rebound against Creighton's Ryan Kalkbrenner, from left, Baylor Scheierman and Arthur Kaluma during the first half of an NCAA college basketball game on Sunday, Dec. 4, 2022, in Omaha, Neb. (AP Photo/Rebecca S. Gratz)
Walker scores 22, Huskers upset No. 7 Creighton 63-53