Scheffler missed a few good birdie looks over his first few holes, then had an ill-advised miss on the par-5 5th, leading to a bogey. But as Scheffler explained afterward, a massive chunk of mud sat on the right side of his ball in the 5th fairway,

The group at 4-under is loaded. Collin Morikawa is a two-time major champion who won the Workday Charity Open at Muirfield Village during the pandemic in 2020. Xander Schauffele, the No. 2-ranked golfer, won the PGA Championship last month. Ludvig Aberg, only 24 years old, already ranks sixth in the world rankings.

The third major championship of the season may be taking place next week at Pinehurst No. 2, but this week's Memorial Tournament has already produced a major-caliber leaderboard. Adam Hadwin leads the way after the first round of action thanks to a stellar 6-under 66,