Griekspoor causes huge shock by defeating top-seed Zverev

Highlights from Alexander Zverev against Tallon Griekspoor in the Canadian Open.

Aug 6 : Alexander Zverev and Daniil Medvedev both suffered upsets against Dutch opponents in the second round of the Canadian Open on Wednesday, while fellow title contender Taylor Fritz also crashed out in Montreal.World number three Zverev, playing his first match since losing to Jannik Sinner in last month's Wimbled