Clarke out of Masters with injury

Former Open champion Darren Clarke has withdrawn from the Masters because of a hamstring injury. The Northern Irishman, 44, suffered the injury playing tennis with his children while on holiday in the Bahamas and has failed to recover in time for Augusta. "It is with deep regret that I will not be able to play at Augusta this year," Clarke told his official website.  "Playing in the Masters is one of golf's greatest pleasures and I am very disappointed to be missing outquot;