Michael Thorbjornsen, the Stanford alum who earned a card through the PGA Tour University ranking, matched his career best with a 63 and was four shots behind along with Garrick Higgo (68) and Charley Hoffman (66). Among those making the cut at 3-under 141 was Ben Polland, who next week defends his title in the PGA Professional Championship.

Joel Dahmen fired a 10-under 62 in the opening round of the Corales Puntacana Championship, a PGA Tour opposite-field event in the Dominican Republic.

PUNTA CANA, Dominican Republic -- Joel Dahmen played bogey-free for the second straight day for a 6-under 66 to set the 36-hole record at the Corales Puntacana Championship and build a four-shot lead going into the weekend at the site of his only PGA Tour victory.