Warfighting

Cpl. Miky Vilaysane, a refueler with Marine Wing Support Squadron 471, 4th Marine Aircraft Wing, Cpl. Aziz Sumo, a mechanic with MWSS-471, and Cpl Steve Anderson, a refueler with MWSS-471, operate the dynamic cone penetrometer to test the density of the 2,000-foot runway extension during Innovative Readiness Training Old Harbor, Aug. 6, 2018. The IRT program supports troops’ readiness to fight through training, while serving American communities. (U.S. Marine Corps photo by Lance Cpl. Tessa D. Watts)