NAPA, Calif. – Ryder Cup rookie Ben Griffin made his first bogey of the tournament on the final hole as his lead narrowed Saturday in the Procore Championship. He had a 2-under 70 and leads by one shot over a pair of players who are No. 1 in the world.

One shot behind was Jackson Koivun, the Auburn junior and No. 1 in the world amateur ranking. Another shot back and far more daunting was the No. 1 player in the world, Scottie Scheffler, closing hard with a 64 that included a double bogey.

Griffin, who started out with a three-shot lead, was doing well to keep his distance until he came up short of the green on the par-5 18th, bladed a chip through the green and took bogey on the second-easiest hole at Silverado.

He was at 16-under 200 and will be in the final group with Koivun, who last

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