When 19-year-old Learner Tien broke No. 5 seed Daniil Medvedev’s serve late in the fifth set of their second-round nailbiter, tennis fans were on the edge of their seats. But on some screens ...

The cartoon players, prone to glitching limbs ... Until then, there’s always Daniil Medvedev and his disappearing racket.

MELBOURNE, Australia — Daniil Medvedev used his racket to smash a tiny camera attached to the net at the Australian Open while he was trailing Kasidit Samrej, the 418th-ranked player in the ...