EUGENE, Oregon — Tia Presley scored 29 points, Lia Galdeira added 22 and Washington State held on to beat Oregon 79-76 on Sunday.
The Cougars improve to 7-1 all-time and 3-0 this season when both Presley and Galdeira reach the 20-point mark.
Washington State led 77-71 with 2:08 remaining when Jillian Alleyne scored and Drea Toler converted a three-point play to pull Oregon within 77-76 with 35 seconds to play.
Galdeira made a pair of free throws with 7 seconds to go. Oregon's Katelyn Loper shot a 3 with a second left, but it banged off the back of the rim to seal it for Washington State (11-6, 2-4 Pac-12).
The Cougars played without senior guard Shalie Dheensaw, who suffered a right knee injury Jan. 16 and had started in 50-straight games.
Alleyne had 23 points and 16 rebounds to lead Oregon (8-9, 1-5 Pac-12).