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

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

Recommended Videos McIlroy has not spoken to the media the last two days. Kerry Haigh, chief championships officer for the PGA of America, confirmed the USGA was asked to test drivers at the PGA ...

Kerry Haigh, the chief officer for championships in the PGA, pointed out that the USGA does not want to get involved in whose ...

McIlroy has not spoken to the media the last two days. Kerry Haigh, chief championships officer for the PGA of America, confirmed the USGA was asked to test drivers at the PGA Championship.

Rory McIlroy was forced to switch drivers at the PGA Championship after his regular driver was found to be non-conforming to ...