Jannik Sinner cruises into Miami semis as Collins and Azarenka progress
Australian Open champion faces rematch with Medvedev Azarenka still in contention to win fourth Miami Open title Jannik Sinner eased past Tomas Machac 6-4, 6-2 to reach the semi-finals of the Miami Open on Wednesday where the second seed will face the defending champion Daniil Medvedev. The first set of the match played in humid conditions hinged on a Machac service game at 3-3 where the unseeded Czechs forehand missed it