Frustrations are running high among the hard quarantiners.
Naomi Osaka kicks in for Courage with ownership investment in NWSL squad.
"The world is suffering in general, so we can't complain," Rafael Nadal told CNN.
"I f--ked up... I wasn't a saint, but you have to look forward," says Nicolas Kicker, who returns to tennis following a ban for match fixing.
Sofia Dmitrieva and Alija Merdeeva have been banned for life for match fixing.
The Greek sets his sights on the biggest challenge in tennis.
Nick Kyrgios delivers simple message to world No. 1.
