S.C. National Guard Soldiers with the 125th Multi-Role Bridge Company pose for a picture at the Carroll Ashmore Campbell Marine Complex on the Sampit River March 7, 2015, in Georgetown, S.C., as part of 2015 Vigilant Guard South Carolina exercise. The soldiers launched an Improved Ribbon Bridge to ferry a dump truck on the river. Vigilant Guard is a series of federally funded disaster-response drills conducted by National Guard units working with federal, state and local emergency management agencies and first responders.