U.S. Marine Corps photo by Cpl. Jose D. Lujano/Released 140417-M-SO590-003.JPG
Apr 23, 2014
Lance Cpl. James E. Brown, left, ties detonation cord while Cpl. Andrew D. Hoisington supervises during a four-day basic demolition course at Camp Schwab April 15, 2014. The Marines placed blocks of TNT in an interconnected ring of detonation cord, helping to create what is known as a “TNT ring main.” Brown is a combat engineer currently serving as a civil affairs noncommissioned officer with the civil affairs detachment, G-3, operations, III Marine Expeditionary Force. Hoisington is a combat engineer with Marine Wing Support Squadron 172, Marine Aircraft Group 36, 1st Marine Aircraft Wing, III MEF.
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