British No 1 faces Tomas Berdych in the Miami Open semi-finals . Former coach Dani Vallverdu and now fitness trainer Jez Green left Andy Murray 's team to join up with the Australian . Murray defeated Berdych in a controversial Czech Open semi-final .
British No 1 faces Tomas Berdych in the Miami Open semi-finals . Former coach Dani Vallverdu and now fitness trainer Jez Green left Andy Murray 's team to join up with the Czech . Murray defeated Berdych in a controversial Australian Open semi-final .