Mahoney, Ballock lead Creighton past No. 8 Villanova

Villanova's Collin Gillespie, left, goes up for a shot over Creighton's Marcus Zegarowski during the first half of an NCAA college basketball game, Saturday, Feb. 1, 2020, in Philadelphia. (AP Photo/Matt Slocum)

Creighton's Damien Jefferson (23) goes up for a shot against Villanova's Cole Swider (10) during the second half of an NCAA college basketball game, Saturday, Feb. 1, 2020, in Philadelphia. (AP Photo/Matt Slocum)

Creighton's Ty-Shon Alexander (5) goes up for a shot against Villanova's Jermaine Samuels (23) during the second half of an NCAA college basketball game, Saturday, Feb. 1, 2020, in Philadelphia. (AP Photo/Matt Slocum)

Creighton's Denzel Mahoney goes up for a shot during the first half of an NCAA college basketball game against Villanova, Saturday, Feb. 1, 2020, in Philadelphia. (AP Photo/Matt Slocum)

Villanova's Collin Gillespie, center, tries to hang on to a loose ball against Creighton's Marcus Zegarowski, left, and Kelvin Jones during the first half of an NCAA college basketball game, Saturday, Feb. 1, 2020, in Philadelphia. (AP Photo/Matt Slocum)