Andy Murray of Britain walks on to a practise court with former Wimbledon champion John McEnroe and...
Andy Murray of Britain (R) walks on to a practise court with former Wimbledon champion John McEnroe (C) and U.S. Open golf champion, Rory McIlroy at the Wimbledon tennis championships in London June 28, 2011. REUTERS/Suzanne Plunkett (BRITAIN - Tags: SPORT TENNIS)