Marines use mock OC spray, also known as pepper spray, on role-players during the final exercise of the non-lethal weapons training course at Camp Lejeune N.C., Nov. 18, 2016. Marines with 3rd Battalion, 6th Marine Regiment, Battalion Landing Team with the 24th Marine Expeditionary Unit participated in the training in preparation for their upcoming deployment. (U.S. Marine Corps photo by Lance Cpl. Victoria Ross) - Marines use mock OC spray, also known as pepper spray, on role-players during the final exercise of the non-lethal weapons training course at Camp Lejeune N.C., Nov. 18, 2016. Marines with 3rd Battalion, 6th Marine Regiment, Battalion Landing Team with the 24th Marine Expeditionary Unit participated in the training in preparation for their upcoming deployment. (U.S. Marine Corps photo by Lance Cpl. Victoria Ross)