U.S. Marine Gunnery Sgt. Shawn C. Souders, 3rd Assault

U.S. Marine Gunnery Sgt. Shawn C. Souders, 3rd Assault Amphibian Battalion, explains the tactical advantages of the AAV-7 Amphibious Assault Vehicle to soldiers with the Japan Ground Self-Defense Force during Exercise Iron Fist 2014 aboard Camp Pendleton, Calif., Jan. 24, 2014. Iron Fist is an amphibious exercise that brings together Marines and sailors from the 15th Marine Expeditionary Unit, other I Marine Expeditionary Force units, and soldiers from the JGSDF, to promote military interoperability and hone individual and small-unit skills through challenging, complex and realistic training. (U.S. Marine Corps photo by Sgt. Jamean R. Berry/Released)