Scottie Scheffler grabs share of US PGA lead while Rory McIlroy struggles

Scottie Scheffler has moved into a share of the lead at the US PGA Championship, while Rory McIlroy endured a difficult round. McIlroy, who was bidding to win back-to-back majors and claim a seventh major title overall, finished his round poorly with four consecutive bogeys. The struggles leave the Northern Irishman facing a significant challenge to contend for the championship.