The US Army's Patriot surface-to-air missile system has become a cornerstone of its air defense operations, protecting American forces and allies from missile and drone threats. Army officers involved in past Patriot deployments said the military can move crews, launchers, radars and interceptors to a crisis zone in just a matter of days. Deploying a Patriot battery in an emergency can mean soldiers are sent with little warning and often without a clear sense of the mission ahead. The system has been surged across continents and around the world in response to crises.
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