Novak Djokovic of Serbia returns a shot to Ricardas Berankis of Lithuania during their men's singles first round match at the U.S. Open tennis championships in New York, Aug. 27, 2013. Novak Djokovic won 3-0. (Xinhua/Fang Zhe)
Novak Djokovic of Serbia returns a shot to Ricardas Berankis of Lithuania during their men's singles first round match at the U.S. Open tennis championships in New York, Aug. 27, 2013. Novak Djokovic won 3-0. (Xinhua/Fang Zhe)
Novak Djokovic of Serbia returns a shot to Ricardas Berankis of Lithuania during their men's singles first round match at the U.S. Open tennis championships in New York, Aug. 27, 2013. Novak Djokovic won 3-0. (Xinhua/Fang Zhe)