Marines from the School of Infantry–East at Camp Lejeune, N.C., participate in a target detection speed exercise in December aboard Marine Corps Base Quantico, Va. Marines evaluated various commercially-available night vision goggle attachments as part of Marine Corps Systems Command's Infantry Equipping Challenge. The IEC is an ongoing effort to leverage new and emerging technologies from industry to enhance the capability of Infantry Marines. (U.S. Marine Corps photo by Ashley Calingo)
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