Sgt. Nathanael Izu, a section chief with 3rd Platoon, Rocket Battery F, 2nd Battalion, 14th Marine Regiment, 4th Marine Division, Marine Forces Reserve, makes note of rocket pod serial numbers and launch codes of an M31 Guided Multiple Launch Rocket System before loading it onto a High Mobility Artillery Rocket System during Weapons and Tactics Instructor course 1-18 at Landing Zone Bull Attack, near the Chocolate Mountain Aerial Gunnery Range, California, Oct. 11, 2017. With possession of one of two HIMARS in the Marine Corps, 2/14 is highly interoperable with the active component and provides an essential shock absorber during exercises and deployments. (U.S. Marine Corps photo by Cpl. Dallas Johnson/Released)