LOS ANGELES, Calif. - Darren Collison scored 15 points and No. 15 UCLA beat Washington State 64-53 Thursday night in the Pac-10 tournament quarterfinals for its fifth consecutive victory.
The Bruins (25-7) advanced to Friday's semifinals against crosstown rival Southern California, a 79-75 winner over California. The second-seeded Bruins swept the sixth-seeded Trojans (19-12) in the regular season.
Aron Baynes was the only player in double figures with 22 points for the Cougars (17-15), who shot 30 percent from the floor. The big Aussie was limited to six rebounds.
Washington State used a 13-4 run over the end of the first half and start of the second to close to 33-24, capped by Taylor Rochestie's 3-pointer, his only field goal of the game.
The Cougars didn't get within single digits again until the final minute.