Pac-12 scoring leader Aari McDonald scored 21 points on 9-of-14 shooting as No. 12 Arizona beat Washington State 72-57. McDonald, came in averaging 20.5 points per game,
Ashten Prechtel had 19 points and 14 rebounds and No. 6 Stanford cruised past Washington State 71-49. The Cardinal's Kiana Williams and Lexie Hull combined for 33 points.
Michaela Onyenwere scored 23 points and Chrisma Osborne added 16 as No. 10 UCLA recovered from a slow start to earn a 66-50 victory over Washington State.
Ja'Tavia Tapley and Robbi Ryan scored 20 points apiece and Reili Richardson scored 11 points as No. 18 Arizona State rallied to defeat Washington State 65-56.
It is Pac-12 Rivalry Week and the lady Cougs and Dawgs squared off in Pullman. WSU's Borislava Hristova lifted the Cougs to a 78-75 OT win over the Huskies.