DALLAS, TX - MAY 13: Olympic swimmer Michael Phelps, right, and his coach, Bob Bowman, answer questions from the media during the United State Olympic Committee Media Summit 2012 at Hilton Anatole on May 13, 2012 in Dallas, Texas.
Read MoreMonster Energy AMA Supercross at Cowboys Stadium
Monster Energy AMA Supercross held races at Cowboys Stadium in Arlington on Feb. 18, 2012.
Read More