Grass proves the perfect cure for Nadal

Rafael Nadal is willing to put his body and his bank balance on the line as he bids to get back on track after plunging to his lowest ranking for a decade. Nadal has endured a miserable run in 2015 and the Spaniard hit a new low last month when the nine-time French Open champion suffered only his second loss in 72 matches at Roland Garros. The 29-year-old's quarter-final exit against Novak Djokovic pushed him down to 10th in the ATP rankings -- the first time he has occupied such a low posi