OREGON STATE 6, Arizona State 5
• OSU fell behind after surrendering a 4-1 lead, but got the tying and winning runs in the bottom of the seventh to take the series, 2-1, at Corvallis.
The No. 5 Beavers improved to 32-7 overall and 12-6 in the Pac-12.
The Sun Devils dropped to 18-25, 10-11.
OSU, which led in hits, 13-9, held on with Jake Mulholland collecting his 12th save of the year, getting four outs without giving up a hit or walk.
Dylan Pearce (2-0) worked 3 2/3 innings in relief of starter Grant Bambrell.
Steven Kwan went 3 for 3 at the top of the Beaver order. Michael Gretler was 3 for 5.
In the OSU seventh, Gretler tied the score with a single and scored the go-ahead run on a sacrifice fly by Troy Claunch.
OREGON 2, USC 1 (10 innings)
• Ray Soderman’s one-out, walk-off double gave the Ducks a 2-1 series victory at PK Park. The winning blow scored Daniel Patzlaff, who was hit by a pitch leading off the bottom of the 10th.
Each team had 10 hits, and the win went to Oregon starter Ryne Nelson (2-1), who allowed four hits and one run in two innings.
The Ducks hiked their record to 21-19 overall and 8-13 in the Pac-12.
The Trojans went to 19-21, 7-14.
A first-inning sacrifice fly by Oregon’s Spencer Steer produced the only run until the top of the ninth, when USC got even with three singles.
In the bottom of the ninth, Jakob Goldfarb got a leadoff single for the Ducks. After a sacrifice, Kyle Kasser was walked intentionally. Steer popped out to the catcher, and Gabe Matthews struck out.
PORTLAND 7, Pacific 4
• The Pilots pulled out a win in their series finale, after dropping the first two games at Joe Etzel Field.
UP jumped on the Tigers for five runs in the first inning on Sunday.
Pacific got one run in the second and two in the third. Portland came back with a run in the third.
Ryan Kim led UP on offense with two hits and two RBIs.
Ryan Hoogerwerf hit a solo homer in the eighth to give the Pilots a 7-4 lead.
Each team had nine hits.
UP starter Camden Muller (2-3) worked five innings, and Christian Peters and Connor Knutson (fifth save of the season) did the rest.
The Pilots improved to 9-12 in the West Coast Conference and 17-26 for the year.
Pacific dropped to 8-13 WCC, 17-24 overall.