CORVALLIS, Ore. (AP) — Deandre Ayton had 19 points, 12 rebounds and three blocks, and No. 14 Arizona beat Oregon State 75-65 in overtime on Thursday night.

Rawle Alkins added clutch scoring with 16 points and eight rebounds, and Dusan Ristic had 14 points for the Wildcats (22-6, 12-3 Pac-12).

Alkins made two free throws with 14 seconds left to send the game into overtime, and then made two 3-pointers as part of a 10-0 surge that put the Wildcats up 73-64 with 1:11 left in the extra period.

Ethan Thompson had 20 points and eight rebounds for the Beavers (13-14, 5-10). Tres Tinkle added 14 points, six rebounds and six assists.

Oregon State didn't attempt a free throw in the first half, but shot 14 for 17 from the line for the rest of the game.

Arizona went on an 11-0 run, fueled by six points from Ristic, to go ahead 27-15 with 7:15 left in the first half. Oregon State went more than six minutes without scoring.

The Wildcats went to the break up 37-29.

The Beavers responded after halftime and Gligorije Rakocevic's jump hook tied the game at 50-all with 9:51 remaining.

There were several lead changes from there before Stephen Thompson Jr. missed a jumper before the regulation buzzer for Oregon State.

BIG PICTURE

Arizona: Coming into Thursday, the Wildcats had won 11 of their last 12 games against Oregon State, with an average margin of victory of 16.5 points. . Ristic, a senior, reached 110 career victories and tied Kaleb Tarczewski and Matt Muehlebach as the winningest players in program history.

Oregon State: Tinkle is the only Pac-12 player to score in double figures in every game this season. . The Beavers are 12-4 at home this season but 0-8 on the road.

UP NEXT

Arizona plays at Oregon on Saturday.

Oregon State hosts Arizona State on Saturday.