Amateur Jackson Koivun, U.S. Ryder Cup Team's performance among five storylines to follow Sunday at Procore Championship - PGA Tour

Amateur Jackson Koivun, U.S. Ryder Cup Team's performance among five storylines to follow Sunday at Procore Championship – PGA Tour

September 14, 2025

Amateur Jackson Koivun, U.S. Ryder Cup Team’s performance among five storylines to follow Sunday at Procore Championship PGA TourScheffler’s sub-70 streak ends as Hughes leads BBCProcore Championship: Scottie Scheffler’s streak of rounds in the 60s ends as US Ryder Cup players tee it up Sky SportsBen Griffin leads fellow Ryder Cupper Russell Henley, amateur Jackson Koivun in Napa NBC SportsProcore Championship leaderboard, highlights: Ben Griffin holds on to 54-hole lead Golfweek