Michael Collins, Joint Task Force Civil Support chief of staff, briefs the Israeli Defense Force Home Front Command on the capabilities that JTF-CS oversees if ordered to respond to a catastrophic chemical, biological, radiological or nuclear incident in the homeland during a visit at Fort Eustis, Va., May 7, 2013. Israeli Defense Force Maj. Gen. Yaakov Ayish, defense attaché to the U.S. and Canada, and his staff spent the day exchanging best practices and lessons learned from both real-world responses and training exercises. (DOD photo by U.S. Navy Petty Officer 1st Class Brian Dietrick/Released