Scheffler battled his way to a 1-over 71 at the U.S. Open on Friday, a slight improvement on his first-round 73 but still not the type of performance that’s made him the game’s dominant player the past three years. He has 36 more holes to try to unleash the form that produced wins in three of his last four tournaments.

The U.S. Open long has been regarded the toughest test in golf, and this year it returns to what is arguably the toughest course in America. Oakmont Country Club outside Pittsburgh is the talk of the 125th U.