A male runner participates in a 5K run during the Team Andersen Challenge at Andersen Air Base, Guam, on Feb. 25, 2005. U.S. Air Force Airmen from the 13th Air Force and 36th Air Expeditionary Wing, and U.S. Navy Sailors from Helicopter Combat Support Squadron 5 (HC-5), also particpated in the event. (U.S. Air Force PHOTO by STAFF SGT. Bennie J. Davis III) (Released)