Federer beats late replacement Stepanek; Murray reaches semis
SHANGHAI, China -- Roger Federer has been through a tough stretch -- a sore back, an opening loss at the Masters Cup, a stomach ailment. On Wednesday, he caught a break.
Andy Roddick pulled out of the season-ending tournament hours before their match because of a sprained ankle.
Instead, Federer's opponent was Radek Stepanek, who cut short his vacation in Thailand to compete as an alternate. The 26th-ranked Czech had to borrow rackets from Novak Djokovic because his gear shipped ...
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