World number two Alex Zverev overcame a mid-match wobble and the baseline power of Ugo Humbert to reach the Australian Open quarter-finals with a 6-1 2-6 6-3 6-2 win on Sunday. Zverev was knocked off his stride in the second set by the lefthanded Frenchman,

Alexander Zverev's post-match interviewer at the Australian Open humbly apologised after the tennis star jokingly pointed out that she had a croaky voice during their post-match chat. Andrea Petkovic, the former German women's singles player, has spoken to dozens over players over the years after turning to media work following her retirement.