The Bruins are the top overall seed and will host Ole Miss, Maryland & Bakersfield this weekend.
The Bruins will be hosting an NCAA Regional for the fifth time in the last six seasons.
Kevin Kramer hit his 5th homerun, but UCLA dropped its first series of the season.
Brett Stephens homered and drove in a season-high tying three runs in tonight's loss.
Luke Persico drove in a team-high two runs and Kevin Kramer drew the game-winning RBI-walk.