Grigor Dimitrov plays Gael Monfils in Monte Carlo Masters quarter-final . World No 9 Stan Wawrinka looked listless and disinterested in the defeat . Defending champion did n't get on the board until the match 's third game .
Grigor Dimitrov plays Gael Monfils in Monte Carlo Masters quarter-final . World No 9 Stan Wawrinka looked listless and disinterested in the defeat . Defending champion did n't get on the board until the match 's fifth game .