Rafael Nadal and Novak Djokovic battled for four hours and 11 minutes in the last year’s Roland Garros semi-final. The Spaniard gave his best against world no. 1, claiming the opener and wasting his chances in the third to fall 3-1 and experience the third Roland Garros defeat.Rafa experienced a foot injury and did not play well in the fourth set, struggling with his movement and skipping Wimbledon and the Olympic Games. Eager to test his body again, the Spaniard played two encounters in Washington in August, beating Jack Sock in three hours and losing to Lloyd Harris in the next round.Nadal decided to wrap up the season and tried many different solutions to take the pain away, even undergoing a minor procedure in Barcelona in September. The 20-time Major winner started to practice in October, hoping to find …