Aus Open: Day Nine in Pictures

Fan-girling down under. A Novak Djokovic fan holds a sign which says, "Can't keep calm, I'm a Nole fan!" before his quarter-final match against Kei Nishikori.   -  REUTERS

A ball-boy helps Novak Djokovic stretch, something which his quarter-final opponent Kei Nishikori failed to replicate!   -  REUTERS

A bad workman blaming his tools? Kei Nishikori throws his racquet during his quarter-final loss to Novak Djokovic.   -  REUTERS

Fed-up with playing Roger? Tomas Berdych gestures to the umpire during his quarterfinal loss to Roger Federer.   -  AP

Roger Federer's shadow may not look menacing but his game definitely is. Just ask Tomas Berdych!   -  REUTERS

Signed, sealed and delivered! Agnieszka Radwanska signs autographs after winning her quarter-final match against Carla Suarez Navarro.   -  REUTERS

The smiling assassin? Serena Williams smiles after routing Maria Sharapova in a quarter-final match.   -  REUTERS

Bad day at the office? Maria Sharapova reacts during her quarter-final loss to Serena Williams.   -  REUTERS

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