The 8th Theater Sustainment Command (8th TSC), as the senior Army logistics command in the United States Pacific Command Area of Responsibility (AOR), provides command and control of all assigned, attached and OPCON units; trains, equips and tailors forces, as required; plans and generates expeditionary CS/CSS capability; and provides timely and robust support of joint and combined forces across the full spectrum of military operations in order to maintain peace and stability, deter aggression, and fight and win in the Pacific AOR.