2015 US Open Champion Novak Djokovic New York City Trophy Tour

In This Photo: Novak Djokovic
Novak Djokovic of Serbia, winner of the 2015 US Open Men's Singles champion signs an autograph for a fan outside the CBS Morning Show studio on September 14, 2015 in New York City.
(Sept. 13, 2015 - Source: Chris Trotman/Getty Images North America)