The five M777 howitzers of Kilo Battery, 1st Battalion, 10th Marine Regiment, 2nd Marine Division await firing orders during the early morning hours aboard Fort Bragg, N.C., Oct. 19, 2014. The battery’s Marines completed several training requirements as part of Rolling Thunder, a training operation that allowed them to run through all the operational procedures for firing the howitzer. (Marine Corps photo by: Cpl. Jorden M. Wells / released)