By JOE REEDY
AP Sports Writer
LOS ANGELES (AP) — Drew Peterson scored 16 points and No. 15 Southern California shook off a slow start to defeat Arizona State 78-56. The Trojans, playing their third game in five days, fell behind by 12 midway through the first half. They missed 15 of their first 18 shots and committed eight turnovers in the first 14 minutes before turning things around. USC closed the first half on a 21-2 run to take a 31-24 lead at halftime. Marreon Jackson led Arizona State with 21 points.