Nikolay Davydenko avenged last year's Tennis Masters Cup final defeat by Novak Djokovic to upset the world No. 3 in the semifinals of the Shanghai Masters on Saturday. The Russian sixth seed triumphed 4-6 6-4 7-6 (7-1) in a three-hour epic to earn a showdown with world No. 2 Rafael Nadal, who had an easier passage into the final when Feliciano Lopez became the tournament's ninth injury victim. Davydenko, beaten by Djokovic when the Chinese city held the season-ending finale ...

Top seed and defending champion Roger Federer cruised into the quarterfinals of the U.S. Open on Monday after a 7-5 6-2 6-2 win over 14th seed Tommy Robredo of Spain. Federer will now play Sweden's Robin Soderling, the third grand slam in succession that the two will have met -- including the French Open final -- to qualify for the semifinals of a grand slam for a record 22nd straight time. "Robin has got a big game and we had ...