Round One at the 116th U.S. Open Championship (22 images)

Rory McIlroy walks on the 12th fairway during the first round of the 2016 U.S. Open at Oakmont Country Club in Oakmont, Penn., on June 15, 2016. Photo by Kevin Dietsch/UPI

Patrons seek shelter under a grandstand during a rain delay in the first round of the 2016 U.S. Open at Oakmont Country Club in Oakmont, Penn., on June 15, 2016. Photo by Kevin Dietsch/UPI

Jordan Spieth putts on the 17th green during the first round of the 2016 U.S. Open at Oakmont Country Club in Oakmont, Penn., on June 15, 2016. Photo by Kevin Dietsch/UPI

Andrew Landry, of Austin, Texas, uses body English to keep his ball on the green as he plays his shot to his final hole (9th) during the first round of the U.S. Open golf championship at Oakmont Country Club near Pittsburgh, Penn., on Thursday, June 16, 2016. The ball stayed on the green and he has an eight foot putt for a birdie, but play was suspended for the day due to rain. Landry is atop the leaderboard at three under par. Photo by Pat Benic/UPI