Spain's Rafael Nadal serves to Switzerland's Roger Federer during their Mubadala World Tennis Championship match in the Emirati capital Abu Dhabi on December 31, 2011. AFP PHOTO/MARWAN NAAMANI (Photo ... more 
Spain's Rafael Nadal serves to Switzerland's Roger Federer during their Mubadala World Tennis Championship match in the Emirati capital Abu Dhabi on December 31, 2011. AFP PHOTO/MARWAN NAAMANI (Photo credit should read MARWAN NAAMANI/AFP/Getty Images) less 
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Getty Images | Photo By MARWAN NAAMANI / AFP/Getty Images
Sat, Dec 31, 2011 7:14 AM EST