Marines with 3rd Assault Amphibian Battalion, 1st Marine Division, conduct amphibious combat sustainment training utilizing AAV-7 Amphibious Assault Vehicle aboard Marine Corps Base Camp Pendleton, California. The battalion is charged with forcible entry and ship-to-shore transportation of the ground combat element of I Marine Expeditionary Force.
![](http://www.aiirsource.com/wp/wp-content/uploads/2016/07/marines-amphibious-assault-vehic-1280x768.jpg)