Novak Djokovic defeated David Ferrer 7-5 , 7-5 to reach Miami Open semis . Briton Andy Murray to meet Tomas Berdych in other semi-final match . Djokovic has beaten Murray in Australian Open final and at Indian Wells . World No 1 now faces John Isner , who beat Kei Nishikori 6-4 , 6-3 . Serena Williams and Carla Suarez Navarro will contest women 's final . World No 1 Williams beat the Crandon Park Tennis Center to 6-2 , 4-6 , 7-5 . Navarro comfortably defeated Andrea Petkovic 6-3 , 6-3 .
Novak Djokovic defeated David Ferrer 7-5 , 7-5 to reach Miami Open semis . Briton Andy Murray to meet Tomas Berdych in other semi-final match . Djokovic has beaten Murray in Australian Open final and at Indian Wells . World No 1 now faces John Isner , who beat Kei Nishikori 6-4 , 6-3 . Serena Williams and Carla Suarez Navarro will contest women 's final . World No 1 Williams beat Simona Halep to 6-2 , 4-6 , 7-5 . Navarro comfortably defeated Andrea Petkovic 6-3 , 6-3 .