Alcaraz vs. Walton will air on ESPN2, and streams live on DIRECTV (free trial). Time: 4:30 a.m. ET MELBOURNE, Australia (AP) ...

Former Tennessee tennis player Adam Walton will open play in the Australian Open on Sunday. He will face No. 1 seed Carlos Alcaraz. First serve for the first-round matchup is scheduled for 4:30 a.m.

So you like tennis, but don’t stay up all night watching it during the year unless there’s an Aussie on a roll at Wimbledon.