U.S. Marine Corps photo by Cpl. David A. Walters/Released 140906-M-CP522-998.JPG
Sep 16, 2014
Marines with Marine Wing Support Squadrons 171 and 172, both currently assigned to Marine Aircraft Group 12, 1st Marine Aircraft Wing, III Marine Expeditionary Force, use a jackhammer to drive a stake into the ground as part of the M31 Marine Corps expeditionary arresting gear system installation in preparation for Valiant Shield 2014. Arresting gear is used to stop aircraft quickly in case they land on a short runway or experience an emergency. Valiant Shield is a biennial exercise which focuses on training that enables real-world proficiency in sustaining joint forces.
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