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Tennis

The Davis Cup remains closest to del Potro's heart.

Del Potro, Keys out of Australian Open

Buenos Aires Juan Martin del Potro on Friday confirmed his withdrawal from the Australian Open and the Auckland ATP event, after dropping hints recently that he would miss the January tournaments.

Kvitova out for six months after stabbing

Long comeback: Petra Kvitova.

Two-time Wimbledon tennis champion Petra Kvitova faces around six months out of the sport while her playing hand, wounded in a knife attack, recovers its strength, the surgeon who operated on her said on Wednesday.

Tomic warned after scolding umpire

Blow up: John Tomic scolded a chair umpire during daughter Sara's losing play-off match.

Firebrand tennis father John Tomic has been involved in another ugly incident, scolding a chair umpire during his daughter Sara's match at the Australian Open wildcard playoffs in Melbourne.

Groth out to earn Australian Open spot

Sam Groth

The tennis journeys of Sam Groth, Omar Jasika and Andrew Whittington would barely have intersected before Monday but each found a path to the Australian Open play-off quarter-finals in the same way: five gruelling sets.