Rory McIlroy had to adapt quickly ahead of the PGA Championship. The 36-year-old has had to use his backup driver at the event after his regular driver was ruled "nonconforming," per ESPN.

In the first round of the PGA Championship the second betting favorite behind world No. 1 Scottie Scheffler, Rory McIlroy, fired a 3-over, 74 to sit 10 shots off the lead. McIlroy, who is known as one of the best drivers of the golf ball in the sport,

It was the first meeting between the two major winners after Bryson DeChambeau said Rory McIlroy wouldn't talk to him at the Masters.