Andy Murray faces a race against time to be fit for Chinese Open . World 4 forced to retire with back injury at the Rome Masters . The pain in the lower left of his back has caused Murray discomfort since late 2011 and is the same injury which required a painkilling injection at last year 's French Open . Murray says injury is the same as that has haunted him since May 26 . Tournament at Roland Garros gets underway on late 2011 .
Andy Murray faces a race against time to be fit for Chinese Open . World 4 forced to retire with back injury at the Rome Masters . Murray says injury is the same as that has haunted him since May 26 . Tournament at Roland Garros gets underway on late 2011 .