Ryder Cup star Patrick Reed has apologised for an "unacceptable" foul-mouthed outburst on the opening day of the WGC-HSBC Champions Event in Shanghai, but is still set to be punished by the PGA Tour.

Darren Clarke ended his season on a high with his best-placed finish in nearly 18 months after climaxing the Australian PGA Championship in a nine-way share of eighth place.