Washington, D.C. (July 27, 2010) - D.C. United is set to host the FIFA 2010 Xbox Challenge on Saturday, August 21 prior to the club's home contest against Philadelphia Union on Sunday, August 22. 64 gamers will meet in the VW Lounge at RFK Stadium at 11:00 a.m. for the chance to compete for up to $1000 in cash prizes, D.C. United memorabilia, and bragging rights over participating D.C. United ...