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 ...

British Prime Minister Gordon Brown has issued a posthumous apology for the "appalling" treatment of Alan Turing, the British code-breaker who was chemically castrated for being gay. The apology came after more than 30,000 people signed an online petition on the UK Government Web site calling for the government to recognize the "tragic consequences of prejudice that ended this man's life and career." Turing was just 41 years old when he committed suicide, two years after undergoing a court-ordered chemical ...