Scott Piercy got off to a blistering start at the inaugural 3M Open on Thursday, firing a 9-under 62 in Round 1 to lead the tournament by two shots.
Matsuyama's lone bogey of the day came on his final hole, dropping him back to 7-under. Hadwin later joined him after birdieing four of his final six holes.
Here's how the top of the leaderboard looks following Round 1:
|Position||Player||To Par||R1 Score|
Meanwhile, a triple-bogey on his ninth hole derailed Phil Mickelson's day. He ended at 3-over and well outside the top 125.
Round 2 begins at 7:50 a.m. ET on Friday.