Federer willing to concede any chance of regaining top ranking
The U.S. Open title was his ultimate vindication, but Roger Federer won't bite off more than he can chew. After bailing out of next week's Stockholm Open, the Swiss officially relinquished his No. 1 ranking.
Updated: October 2, 2008, 3:06 PM ETBy Ravi Ubha | Special to ESPN.com