ARTA BEACH, Djibouti (Sept. 27, 2015) A U.S. Marine with the 15th Marine Expeditionary Unit jumps between platforms during a desert survival obstacle course alongside the members of the French 5th Overseas Combined Arms Regiment (RIAOM). Elements of the 15th MEU are training with the 5th RIAOM in Djibouti in order to improve interoperability between the MEU and the French military. (U.S. Marine Corps photo by Sgt. Steve H. Lopez/Released)