The 773rd CST provides United States European Command (USEUCOM), United States Army Europe (USAREUR), 21st Theater Support Command (TSC), and the 7th Mission Support Command (MSC) with a rapid deployment Chemical Biological Radiological Nuclear (CBRN) assessment and mitigation capability to IDENTIFY agents, ASSESS the operating environment, ADVISE local responders on response measures, and ASSIST the Incident Commander’s request for additional mitigation resources. In addition, the 773rd CST supports the joint force, partners, and allies with reconnaissance and decontamination operations in a contested environment to help set the conditions for combat power.