SILVIS, Ill. (AP) Roberto Diaz shot a 9-under 62 on Thursday to take the first-round lead in the John Deere Classic.
Playing in the final group of the day off the first tee, the 32-year-old Mexican player birdied four of the first holes, eagled the par-5 10th and birdied three of the last five in the bogey-free round at TPC Deere Run. He took the lead with a 12-foot birdie putt on the par-3 16th.
Diaz is winless on the PGA Tour.
Adam Long and Russell Henley were two strokes back.
Martin Laird was another stroke back at 65 with Ryan Palmer, Andrew Landry, Vaughn Taylor, Zack Sucher and Ryan Blaum.