Marines with Alpha Company, Battalion Landing Team 1st Battalion, 2nd Marine Regiment, 24th Marine Expeditionary Unit, check radios and other equipment prior to conducting an amphibious raid aboard the USS New York, Feb. 6, 2012, as they conduct their final at-sea training exercise. The 24th MEU is conducting their Certification Exercise with the 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.