Miami Tennis : Sinner, Medvedev, Isner And Bautista-Agut Win Matches

Italian Teenager Jannik Sinner knocked out Karen Khachanov from the Miami Open while World Number two Daniil Medvedev narrowly edged World Number 86 Alexei Popyrin.

Earlier, John Isner and Roberto Bautista-Agut won their games against Felix Auger-Aliassime and Jan-Lennard struff respectively to set up round of 16 games between them.

American Isner beat Canadian Auger-Aliassime in two tie-breaks with Auger-Aliassime hitting the ball long at the end of a lengthy rally to help seal Isner's win.