Osaka doesn't believe it will ever happen but she would be fine with trying herself in a best-of-five-sets Slam match.

Novak Djokovic made a winning start to his 20th Wimbledon campaign. The 38-year-old faced Alexandre Muller in the first round on Centre Court and claimed a 6-1, 6-7, 6-2, 6-2 victory in three hours ...