Cockburn scores 24 as No. 5 Illinois tops Nebraska 86-70

Illinois guard Trent Frazier receives his framed jersey before his last home NCAA college basketball game, against Nebraska on Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois guard Andre Curbelo (5) is defended by Nebraska forwards Lat Mayen and Derrick Walker (13) during the first half of an NCAA college basketball game Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Nebraska's guard Teddy Allen (0) drives past Illinois guard Adam Miller (44) during the first half of an NCAA college basketball game Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois' Ayo Dosunmu, a graduating senior, is honored before the team's last home game of the NCAA basketball season, against Nebraska on Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois' Ayo Dosunmu kisses court before the team's last home game of the NCAA college basketball season, against Nebraska on Thursday, Feb. 25, 2021, in Champaign, Ill. Dosunmu missed the game with a broken nose. (AP Photo/Holly Hart)

Nebraska guard Shamiel Stevenson shoots as Illinois forward Coleman Hawkins (33), forward Giorgi Bezhanishvili and guard Jacob Grandison (3) defend during the first half of an NCAA college basketball game Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois guard Adam Miller (44) scores as Nebraska guard Dalano Banton (45) and center Eduardo Andre (35) watch during the first half of an NCAA college basketball game Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Nebraska guard Shamiel Stevenson looks for a shot as he is pressured by Illinois forward Coleman Hawkins, left, and guard Da'Monte Williams during the first half of an NCAA college basketball game Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois guard Andre Curbelo (5) goes up for a shot against Nebraska during the first half of an NCAA college basketball game Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois' Ayo Dosunmu, center, stands with teammates and athletic director Josh Whitman, left, and coach Brad Underwood, right, before the team's last home game of the NCAA college basketball season, against Nebraska on Thursday, Feb. 25, 2021, in Champaign, Ill. Dosunmu missed the game because of a broken nose. (AP Photo/Holly Hart)

Illinois guard Da'Monte Williams (20) gets a hug from coach Brad Underwood as he receives his jersey during senior night, at the team's NCAA college basketball game against Nebraska on Thursday, Feb. 25, 2021, in Champaign, Ill. (AP Photo/Holly Hart)