All Wyndham Clark did was hold his nerve against a world-class collection of contenders. Clark held off Rory McIlroy to win by one shot to become U.S. Open champion at Los Angeles Country Club.
Dylan Frittelli surged to his first PGA Tour title. Frittelli won the John Deere Classic, closing with a 7-under 64 for a two-stroke victory over Russell Henley.