#DT In honor of U.S. Air Force Staff Sgt. Timothy P. Davis, 28, who was killed on Feb. 20, 2009, while he was supporting operations in OEF and his vehicle was struck by an improvised explosive device. Davis is survived by his wife, Megan; and 1-year-old son, T.J. #HeroWODChallenge #CrossFitAdvantage