U.S. Marines with India Battery, Battalion Landing Team 3rd Battalion, 1st Marine Regiment, 15th Marine Expeditionary Unit, prepare to receive fire missions during MEU Exercise 14 aboard Camp Pendleton, Calif., Nov. 19, 2014. The purpose of MEUEX is to train the different elements of the 15th MEU to work together to complete a wide variety of missions. (U.S. Marine Corps photo by Sgt. Jamean R. Berry/Released)