Australian Open champion Jannik Sinner has set up a Miami Open final-four clash with Dannil Medvedev, the man he beat in the Melbourne decider.
Ekaterina Alexandrova has followed up her victory over world No.1 Iga Swiatek with another upset to reach the last four of the Miami Open.
Novak Djokovic has left fans stunned at the announcement. Find out more here.