Just a day before the PGA Championship was set to tee off, Rory McIlroy was forced to make a significant change to his bag.

The PGA of America says Rory McIlroy was part of some 50 players who had drivers tested before the PGA Championship.

Masters champion Rory McIlroy clearly wasn't pleased when the horn sounded to suspend play Saturday at the PGA Championship.

Play was set to begin at 8:15 a.m. ET, with Max Greyserman and Sam Burns leading the way off No. 1 tee. The next twosome was ...

Jhonattan Vegas tops a congested leaderboard at the halfway stage of the PGA Championship, as Rory McIlroy stuttered into the ...

The Masters champion is reportedly playing with a backup driver after his regular was deemed non-conforming via testing that is common around tournaments.

Rory McIlroy has reportedly switched drivers at the PGA Championship after the one he used to win the Masters was ruled ...

According to Sobel, the USGA deemed McIlroy’s driver non-conforming on Tuesday. Earlier on Friday, Golf Digest sent a request for comment to McIlroy’s representatives about rumors of McIlroy’s driver ...

Rory McIlroy switched drivers at the PGA Championship after his original driver was rumored to be deemed non-conforming by ...

Rory McIlroy had to use a backup driver at the PGA Championship after his regular one was deemed nonconforming. Despite difficulties, he made the cut narrowly. The USGA confirmed the testing procedure ...

PGA Championship chiefs have issued a brand-new set of tee-times for Saturday due to the bad weather at Quail Hollow.

Rory McIlroy just managed to make the cut at the PGA Championship after finishing the second round two-under par, but despite ...