Scorecard

Billy Horschel, the defending champion at the Memorial, shot 84 on Thursday and said his confidence was at an all-time low. [...]

Struggling from the sand since injuring his left wrist, Jordan Spieth finally got in some bunker practice time and it paid off Thursday. [...]

Davis Riley opened with a 67 at the Memorial to finish atop the leaderboard after the opening round for the second straight year. [...]