Gerry Blakes scored 23 points, including nine straight late in the second half, and Arizona State won on the road for just the second time this season, beating Washington 78-68 on Sunday afternoon.
Arizona jumped all over Washington State and the Cougars couldn't recover.
Kevin Pangos scored 19 points and No. 3 Gonzaga took over in the second half to beat stubborn Pepperdine 56-48 on Saturday.
Janari Joesaar scored 23 points and Texas-Pan American beat Seattle 68-57 on Saturday night to snap a four-game losing streak.
This was the test Sean Miller wanted Arizona to face, to see how the Wildcats would handle a loss and then be forced to go on the road to try and correct their mistakes.
Dexter Kernich-Drew, making his first start since Nov. 27, scored a career-high 27 points to lead Washington State past Arizona State, 74-71, Friday night.
Taryn Wicijowski's layup with 5:16 left gave Utah an 18-point lead and the Utes held on to upset Washington, 69-61 in a Pac-12 women's game Friday night.
After struggling last week in wins at Santa Clara and San Francisco, Gonzaga was looking for a bit of a breather, and they got one with Loyola Marymount.
Pascal Siakam had 15 of his 24 points in the second half as New Mexico State avenged its only Western Athletic Conference loss this season, beating Seattle 73-47 on Thursday night.
Gary Payton II, the son of former Sonics great Gary Payton, had 17 points and five steals and Oregon State beat Washington 64-50 on Sunday to win its 14th straight at home.
Kelsey Plum scored 20 points and Washington overwhelmed Oregon 70-55 on Sunday.
Joseph Young just missed a triple double with 29 points, 10 rebounds and eight assists as Oregon beat Washington State 95-72 on Sunday.
Kyle Wiltjer scored 29 points and made a pair of 3-pointers in a key second-half run that helped No. 2 Gonzaga win its 17th straight, 81-70 over San Francisco on Saturday night.
Seemingly every time Washington needed a big 3-pointer against Oregon State, the Huskies got one.
Bremerton's Jarell Flora scored 14, and Shore Adenekan added 10 points and seven rebounds to help Seattle cruise to 53-33 win over Utah Valley on Saturday night.