Col. Jeff K. Arrunda, Sgt. Maj. Mario A. Marquez and Marines with Marine Aircraft Group 36, 1st Marine Aircraft Wing, III Marine Expeditionary Force, and their subordinate units, run in formation while singing cadence during a 24-hour jog-a-thon hosted by the Kadena Special Olympics at Marek Park aboard Kadena Air Base on Oct. 19, 2011.

Photo by USMC Lance Cpl. Kris Daberkoe