Marines with the 24th Marine Expeditionary Unit's Force Reconnaissance Platoon and Security Element, Headquarters and Service Company, Battalion Landing Team 1st Battalion, 2nd Marine Regiment provide security while a CH-53E Super Stallion lands on the USNS Arctic during a simulated Expanded, Visit, Board, Search and Seizure, Dec. 7, 2011 The 24th MEU is currently taking part in Composite Training Unit Exercise (COMPTUEX), scheduled to take place Nov. 28 to Dec. 21. The training is meant to develop cohesion between the 24th MEU and Amphibious Squadron 8 (PHIBRON-8) in conducting amphibious operations, crisis response, and limited contingency operations while operating from the sea. The CH-53E helicopters are a detachment from HMH-464 based at Marine Corps Air Station New River, N.C., and comprise part of Marine Medium Tiltrotor Squadron VMM-261 (Rein), which is the Aviation Combat Element for the 24th MEU. (Official USMC Photo by: Lance Cpl. Michael Petersheim/ Released)