Chelsea Gray led five players in double figures with 18 points and No. 4 Duke remained undefeated with a 75-60 victory over Southern California in the Women of Troy Classic on Saturday.

Tricia Liston added 14 points, Elizabeth Williams had 13 and Haley Peters 12 for the Blue Devils (10-0), who went 2-0 on their West Coast visit. They beat Cal State Bakersfield 97-63 Friday night for coach Joanne P. McCallie's 150th victory at the school in their opening game of the four-team event.

Gray had 10 rebounds, although Duke got beat on the boards, 44-36. Liston had four of the team's eight 3-pointers.