Novak Djokovic came from a set down to beat Alexandr Dolgopolov . The world No 1 remains in contention for his fifth the Miami Open win . Dolgopolov became less mobile after receiving treatment to his feet .
Novak Djokovic came from a set down to beat Alexandr Dolgopolov . The world No 1 remains in contention for his fifth Miami Open win . Dolgopolov became less mobile after receiving treatment to his feet .