Alexander Zverev is through to the semi-finals of the Miami Open after defeating Hungarian Fabian Marozsan, who upset Australian Alex de Minaur.
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.