World no. 3 Alexander Zverev will play in his sixth quarter-final at the home ATP 500 event in Halle. Alexander had to work hard to notch his 20th victory at the home event, besting Lorenzo Sonego 3-6, 6-4, 7-6 in two hours and 23 minutes.

Alexander Zverev and an umpire helped out with ice after a spectator was struck by a falling advertising board during his match at the Halle grass-court event.