Richard Tyson, network engineer, Joint Task Force Civil Support, sets up a deployed communications network during an internal communication exercise here April 16, 2014. Members from the communications directorate conducted an internal exercise to validate their communications equipment in preparation for the upcoming Sudden Response command post exercise in May and to train new personnel. JTF-CS 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)