U.S. Marines with the 15th Marine Expeditionary Unit

U.S. Marines with the 15th Marine Expeditionary Unit unload their gear out of a truck before embarking the ships of the Essex Amphibious Ready Group before Composite Training Unit Exercise aboard Naval Base San Diego March 15, 2015. The Marines embarked aboard the three ships of the Essex ARG – USS Essex (LHD-2), USS Anchorage (LPD-23), and USS Rushmore (LSD-47) to train with their Navy counterparts in preparation for their upcoming deployment. (U.S. Marine Corps photo by Cpl. Anna Albrecht/Released)