Jack Sock falls to the ground in complete shock after this hot shot by Nick Kyrgios.
Hall of Famer appears to have her Rio partner lined up.
Left elbow injury knocks Baghdatis out of Rio.
17-year-old Denis Shapovalov goes showtime on Grigor Dimitrov in Toronto.
The world No.1 talks spirit animal, romance, besties and more in this video for Vogue Mag.
"Generally, it's a happy city," says Rafael Nadal of Rio.
"Right now, it's not looking too good," says Cibulkova of Rio participation.
