BBC Sport golf correspondent Iain Carter analyses the controversy of Rory McIlroy's "non-conforming" driver at the 107th US ...

Rory McIlroy had a new driver for the PGA Championship after it was reportedly ruled his previous club was non-conofirming ...

Rory McIlroy completed ... in light of the situation with his driver leading up to the tournament. The United States Golf Association (USGA) ruled that McIlroy's driver was non-conforming.

"I think, if we're going to do it, we might as well do it right, get more robust and get even more strict,” Scheffler said.

They took Rory McIlroy’s driver, but they could not completely extinguish his hopes. The word is that the world No 2 bounced ...