PHOENIX, Ariz. — Petra Salko fired a 2-under 70 to move into a tie for sixth place, but Oregon struggled as a team and fell from fourth to seventh place after two rounds at the Ping/ASU Invitational golf tournament Saturday.

Salko is at 3-under 141 heading into Sunday's final round, four strokes behind leader Andrea Lee of Stanford at 137. Kathleen Scavo shot a 75 on Saturday and is tied for 16th place at 145.

Stanford has a one-stroke lead over the 14-team field at 5-under 571 with Arizona State at 572. Oregon, which shot 10-over as a team Saturday, is 17 strokes behind the leader at 588.