France's top player, Ugo Humbert, advanced to the last-16 at the Australian Open for the first time on Friday after compatriot Arthur Fils retired from his third-round match due to a foot injury.
MELBOURNE (Reuters) - 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.