Viktor Troicki Pictures

  • BOISE, ID - APRIL 07: Novak Djokovic, Viktor Troicki, Ilija Bozoljac, Nenad Zimonjic and Team Captain Bogdan Obradovic of the Serbian stand for their National Anthem during the Davis Cup tie between the United States and Serbia at Taco Bell Arena on April 7, 2013 in Boise, Idaho. (Photo by Matthew Stockman/Getty Images)