TENNIS
Federer won't face U.S. in Davis Cup Roger Federer pulled out of Switzerland's Davis Cup series against the United States next month and a tournament in Dubai next week because of a back problem.
Federer had announced in October he would play for his country March 6-8 against the U.S. team led by Andy Roddick in Birmingham, Ala. It would have been the first time since 2004 that Federer played in first-round Davis Cup matches.
COLLEGES
Gators returner has surgery Florida returner Brandon James has had surgery to repair a broken right foot but is expected to make a full recovery before fall practice. James was the Southeastern Conference's special teams player of the year in 2008.
• Michigan and Penn State ranked No. 1 and No. 2 in NCAA football attendance. Michigan averaged about 108,500 fans, about 300 more than the Nittany Lions.
AROUND THE HORN
• Cycling: Levi Leipheimer bumped wheels with teammate Lance Armstrong, but recovered to maintain his lead after the third stage in the rain-soaked Tour of California. Thur Hushovd claimed the 101-mile stage from San Jose to Modesto in 4 hours, 28 minutes and 12 seconds. Armstrong, who began the day fourth overall, finished in the main group with Leipheimer, 30 seconds off the lead.
Soccer: D.C. United goalkeeper Zach Wells, 27, announced his retirement from pro soccer.
MINNESOTA SCENE
• Philip Dunn, a former track athlete at Carleton, won his fifth U.S. 50-kilometer title Sunday at the U.S. 50K Race Walk Championships in Santee, Calif. Dunn, who finished in 4 hours, 28 minutes, 53 seconds, qualified for the world track and field championships in Berlin, Germany, in August.