Novak Djovic upset by Denis Istomin at Australian Open.
Kvitova's publicist believes it was random and she wasn't targeted
Rafael Nadal stops serve to help mom find her daughter in the stands.
Serena is still the G.O.A.T., though.
This Danish cutie is taking over the US Open
Nike really, really praises the Queen of the Court.
Serena Williams drops out of the Western & Southern Open due to a right shoulder injury.
SELF Magazine's cover girl, Serena Williams can't stop and won't stop twerking.
The tennis star sits down with Vogue for their '73 Questions" series.