PORT ORCHARD, Wash. – University of Idaho senior Jarred Bossio fired an eight-under 280 to win the Washington State Amateur by four strokes over the 6,822-yard, par-72 McCormick Woods Golf Course.

Bossio played a near flawless final two rounds with just one bogey and one double during his last 36 holes, which he played in 6-under par. His Vandal teammate Stefan Richardson finished in a tie for 17th at nine-over 297.