U.S. Army Gen. Charles H. Jacoby, Jr., commander of the North American Aerospace Defense Command and U.S. Northern Command, praises the leadership of Maj. Gen. Jeff W. Mathis III, outgoing Joint Task Force Civil Support commander, during the JTF-CS change of command ceremony at Fort Eustis, July 15, 2014. Joint Task Force Civil Support anticipates plans and prepares for Chemical, Biological, Radiological and Nuclear defense support to civil authorities response operations. (Official DOD photo by U.S. Navy Petty Officer 1st Class Brian Dietrick)