Novak Djokovic reaches 7th consecutive U.S. Open semifinal

"Every point, you have to play. He never (misses)," Youzhny said. "He never (gives) you some presents. OK, maybe one, two, but not (consistently)."

"Every point, you have to play. He never (misses)," Youzhny said. "He never (gives) you some presents. OK, maybe one, two, but not (consistently)."