VIGILANT DRILL Army combat engineers clear debris from a simulated collapsed building site during Vigilant Guard in Georgetown, S.C., March 8, 2015. National Guard units worked with federal, state and local emergency management agencies and first responders to conduct the federally funded disaster-response drills. The engineers are assigned to 810th Engineer Company, Joint Task Force 781, Georgia National Guard. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 662655-Y-HJM30-372.jpg Photo Gallery