Tennis players John McEnroe and Rafael Nadal attend the Roger Federer, Rafael Nadal, Serena Williams and John McEnroe Challenge on the streets of Manhattan on August 26, 2009 in New York City. (Photo by Bryan Bedder/Getty Images)
COMMENTING POLICY:Readers are encouraged to post comments that are germane to the article. We reserve the right to remove any user, and to delete comments that contain abusive language or personal threats, as well as those that are racist or demeaning. Readers may report comments by clicking "Report Abuse." Once a comment has been flagged, a Baltimore Sun staffer will investigate. Click here for more information on commenting.