Andy Murray has been brought into British number two Jack Draper's coaching team for the grass-court season. Three-time Grand Slam champion Murray has not been involved on the tour since a six-month stint coaching Novak Djokovic ended last year. The move came after Draper parted company with Jamie Delgado. Former world number one Murray, 38, will be part of Draper's team for the grass-court season, including Wimbledon, which begins on 29 June. "I am very grateful for everything Jamie Delgado has done for me over these past six months. He is a world-class coach and a great man," said Draper, who reached a career-high fourth in the world rankings last year. "In the interim, I will continue to be supported by the excellent team at the LTA, with the addition of Andy Murray, who will be supporting me throughout the grass-court season." Draper, 24, has struggled with a catalogue of injuries in his career and will skip this month's French Open because of a knee tendon problem.…