NEW YORK, NY - SEPTEMBER 13: 2011 US Open Singles Men's Champion Novak Djokovic of Serbia is interviewed by hosts Erica Hill and Chris Wragge on CBS the Early Show on September 13, 2011 in New York ... more 
NEW YORK, NY - SEPTEMBER 13: 2011 US Open Singles Men's Champion Novak Djokovic of Serbia is interviewed by hosts Erica Hill and Chris Wragge on CBS the Early Show on September 13, 2011 in New York City. Djokovic defeated Rafael Nadal of Spain in 4 sets during their match September 12, 2011 at the USTA Billie Jean King National Tennis Center. (Photo by Mike Stobe/Getty Images) less 
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Getty Images | Photo By Mike Stobe / Getty Images for ATP
Tue, Sep 13, 2011 2:45 PM EDT