MELBOURNE, AUSTRALIA - JANUARY 25: Andy Murray of Great Britain plays a backhand in his semifinal match against Roger Federer of Switzerland during day twelve of the 2013 Australian Open at Melbourne... more 

MELBOURNE, AUSTRALIA - JANUARY 25: Andy Murray of Great Britain plays a backhand in his semifinal match against Roger Federer of Switzerland during day twelve of the 2013 Australian Open at Melbourne Park on January 25, 2013 in Melbourne, Australia. (Photo by Ryan Pierse/Getty Images) less