Scottie Scheffler struggles with his putting at the PGA Championship, impacting his chances to lead the tournament.

Scottie Scheffler was among seven golfers to fire matching 67s, earning a share of the lead through Thursday's first round of the PGA Championship.

Top-ranked defending champion Scottie Scheffler fired a three-under par 67 to seize a share of the lead in Thursday's opening round of the PGA Championship.