Holt was 5 of 9 from 3-point range for the Gaels (14-4, 3-1 West Coast). Dellavedova scored 18 points. James Walker III had 13 points and seven rebounds, and Mitchell Young had 10 points and seven rebounds. Brad Waldow had seven rebounds.BYU (14-5, 4-1) led 34-27 at halftime. In the second half, the Gaels were 7 of 11 from 3-point range.Dellavedova made a free throw, tying the game at 65 with 1:48 to play. Tyler Haws put BYU up with a jumper, but Dellavedova scored, tying the game again. Haws hit a jumper with 2 seconds to play. Dellavedova hit a 3-pointer at the buzzer to give Saint Mary's the win.Haws had 23 points, seven rebounds. Matt Carlino had 16 points. Brandon Davies added 12.