Why was Rory McIlroy's driver non-conforming, what is the process for testing on tour and what does it all mean? Let's ...

Rory McIlroy made headlines after it was reported that his driver was banned from competition for being "non-conforming" by ...

The Masters champion is reportedly playing with a backup driver after his regular was deemed non-conforming Tuesday via ...

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 ...

The bad week started for the 36-year-old when USGA deemed McIlroy’s TaylorMade Qi10 driver non-conforming ahead of the first ...

The USGA tested Rory McIlroy's driver and concluded that it did not meet established standards, forcing him to change it ...

Rory McIlroy, off to a slow start in the PGA Championship at Quail Hollow Club in Charlotte, reportedly is using a different ...

Rory McIlroy had to adapt quickly ahead of the PGA Championship. The 36-year-old has had to use his backup driver at the ...

According to a report, the Masters champion had his regular driver deemed non-conforming Tuesday and had to put a backup in ...

PGA Championship second round is in the books at Quail Hollow. Here are updates on what golfers missed the cut at golf's ...

McIlroy’s driver was reportedly ruled non-conforming on Tuesday at the PGA Championship, and three days later McIlroy had hit ...