Gillespie leads No. 15 Villanova past No. 18 Marquette

Marquette's Markus Howard (0) goes up for a 3-pointer past Villanova's Saddiq Bey (41) during the final seconds of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)

Villanova's Collin Gillespie, left, goes up for a shot past Marquette's Theo John during the second half of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)

Villanova's Jermaine Samuels (23) tries to get a shot past Marquette's Theo John during the second half of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)

Villanova's Jeremiah Robinson-Earl, front, calls for a timeout after recovering a loose ball next to Marquette's Symir Torrence during the second half of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)

Marquette's Markus Howard (0) shoots as Villanova's Jermaine Samuels (23) defends during the second half of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)

Marquette's Koby McEwen (25) tries to dribble past Villanova's Saddiq Bey (41) during the first half of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)

Marquette's Markus Howard (0) goes up for a shot next to Villanova's Brandon Slater (3) during the first half of an NCAA college basketball game Wednesday, Feb. 12, 2020, in Villanova, Pa. (AP Photo/Matt Slocum)