Gerard leads McIlroy by four at BMW PGA halfway

Ryan Gerard leads the BMW PGA Championship at Wentworth on 12 under par after a flawless second-round 65 with five birdies and an eagle. He holed from 20 feet on the 17th to move clear. Rory McIlroy is four back on eight under after a 67, with Adam Scott and Filippo Celli second on 10 under.