Sam Burns is leading the U.S. Open after becoming just the 12th golfer in Oakmont Country Club major golf history to card a 65 or better. Burns looked like a legitimate contender in Round 1 before going 5-over on the final four holes of his round to finish at 2-over and six shots back of the

Sam Burns capped his second-round, 5-under 65 with a 22-foot par save on his final hole. Burns ran into trouble off the tee at the par-4 ninth, his 18th, and took a penalty-stroke drop into the fairway. He played his third shot safely onto the green and then perfectly read a big-breaking left-to-righter.

Reilly Opelka hammered 24 aces and knocked off top-seeded Daniil Medvedev of Russia 7-6 (5), 7-6 (5) on Friday to advance to the Libema Open semifinals in 's-Hertogenbosch, Netherlands.