'I’ll rue three holes'- Rory McIlroy left counting missed opportunities at US PGA Championship

The Northern Irishman entered the final round three off the lead but he was unable to make the Sunday charge he needed.

Rory McIlroy switched his focus to the US Open (AP Photo/Matt Slocum)

Rory McIlroy rued missed opportunities at the US PGA Championship as he swiftly switched his focus to the next major.

The Northern Irishman, chasing back-to-back majors, entered the final round at Aronimink Golf Club in south-west Philadelphia three off the lead.