Watch the full replay of first round action from the Erste Bank Open in Vienna where last week's Antwerp champion and No. 7 seed Jannik Sinner came up against big-serving American Reilly Opelka.
Reilly Opelka v Jannik Sinner
Replay
Vienna
2021R1R1
Watch the full replay of first round action from the Erste Bank Open in Vienna where last week's Antwerp champion and No. 7 seed Jannik Sinner came up against big-serving American Reilly Opelka.
