Soldiers and a U.S. Coast Guard Atlantic Strike Team member conducts a 360-degree perimeter patrol to check the radiation levels of a simulated collapsed building during Vigilant Guard 18 at the Urban Search and Rescue Yard in Baltimore, Maryland, May 9, 2018. The soldiers are assigned to the New York Army National Guard’s 24th Civil Support Team. Vigilant Guard is an exercise that allows the Maryland Military Department, along with 42 federal, state and local agencies a chance to collaborate and test interoperability as part of a national level exercise. Army National Guard photo by Cpl. Elizabeth Scott