A Marine with Echo Company, Battalion Landing Team, 2nd Battalion, 6th Marine Regiment, prepares to submerge underwater while wearing a supplemental emergency breathing device at Marine Corps Base Camp Lejeune, North Carolina, Sept. 22, 2015. The company participated in the submerged vehicle egress training to gain confidence in their abilities to safely exit a sinking amphibious assault vehicle in preparation for their upcoming deployment with the 26th Marine Expeditionary Unit. - A Marine with Echo Company, Battalion Landing Team, 2nd Battalion, 6th Marine Regiment, prepares to submerge underwater while wearing a supplemental emergency breathing device at Marine Corps Base Camp Lejeune, North Carolina, Sept. 22, 2015. The company participated in the submerged vehicle egress training to gain confidence in their abilities to safely exit a sinking amphibious assault vehicle in preparation for their upcoming deployment with the 26th Marine Expeditionary Unit.