FORT CARSON, Colo. – Spc. Taejoun Dixon, left, and Spc. Brim Anderson, SATCOM Transportable Terminal operators assigned to the Signal Intelligence and Sustainment Company, Headquarters and Headquarters  Battalion, Division Artillery Brigade, 4th Infantry Division, perform a pre-combat check of the STT for Command Post Exercise III May 15, 2025.  CPX III emphasizes the readiness of Ivy Soldiers and these checks ensure that equipment is ready to deploy with them.