Djokovic a doubt for Monte Carlo

World number one Novak Djokovic is a doubt for next week's Monte Carlo Masters after damaging his ankle on Davis Cup duty on Sunday. The Serb, 25, twisted his right ankle during his win over Sam Querrey of the United States in Boise, Idaho. A statement  said an MRI scan revealed "a joint structure strain [which] requires therapy and strict rest". It added: "Depending on the recovery, a decision will be made on Nole's participation in Monte Carlo." Djokovic posd a photo on twitter  as he under went treatment, saying: "I'm doing the best I can with my team to recover fast for the upcoming tournaments."