Novak Djokovic of Serbia hits a backhand return during an exhibition match against Juan Monaco of Argentina at the invitational Kooyong Classic tennis tournament in Melbourne on January 9, 2014. The top male players are using the round-robin tournament as a warm-up for the Australia Open which starts January 13, 2014. AFP PHOTO/William WEST -- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE -- (Photo credit should read WILLIAM WEST/AFP via Getty Images)
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AFP WILLIAM WEST