A Landing Craft Air Cushioned hovercraft prepares to offload Marines and sailors of various units with the 24th Marine Expeditionary Unit at Landing Zone Bluebird, Camp Lejeune, N.C., during offloading procedures, Feb. 14, 2012. The 24th MEU is conducting their Certification Exercise (CERTEX) with Iwo Jima Amphibious Ready Group, scheduled Jan. 27 to Feb. 17, which includes a series of missions intended to evaluate and certify the unit for their upcoming deployment.