Ryder Cup rookie Ben Griffin holds a one-shot lead heading into the final round of the Procore Championship, as Scottie Scheffler charged into contention.

Griffin - one of 10 members of Team USA's Ryder Cup team in the field - bogeyed the par-five last to close a two-under 70 at the Silverado Resort in Napa and head into the final day on 16 under.

The Ryder Cup debutant held a three-shot halfway advantage but is now just one ahead of world No 1 amateur Jackson Koivun, who posted a third-round 68, while world No 1 Scheffler is within two of the lead after an eight-under 64.

South Africa's Garrick Higgo holds fourth spot on 13 under, while Ryder Cup players JJ Spaun and Russell Henley both dropped back to nine under and tied-ninth after rounds of 72 and 74 respectively.

Cam Young is the

See Full Page