180508-Z-HT970-043
Staff Sgt. Kenneth Rivera-Ithier, 193rd Special Operations Security Forces Squadron security forces specialist, completes obstacles during the inaugural Military and Pit Crew Challenge, in Philadelphia, Pennsylvania, Tuesday, May 8, 2018. The challenge was one of the third annual NASCAR XFINITY Philadelphia Takeover events brought to Philadelphia by Pocono Raceway, Dover International Speedway and Comcast to celebrate the sport in advance of upcoming races near at Pocono and Dover. River-Ithier was team lead of the 5-man team, which represented the Pennsylvania Air National Guard. (U.S. Air Force Photo by Master Sgt. Culeen Shaffer/Released)