Two Marines with 2nd Assault Amphibian Battalion, 2nd Marine Division, climb over a wall while assaulting Mobile MOUT Town aboard Marine Corps Base Camp Lejeune, Oct. 20, 2013. “‘Amtrackers’ are known for being flexible and being able to conduct any mission, whether it’s assaulting a beach and taking it over or supporting the infantry in an urban environment; both of those are gained by doing this training,” said 1st Lt. Michael Bianca, a platoon commander with the battalion, and Huntsville, Ala., native.