U.S. Soldiers with the Hawaii Army National Guard chemical, biological, radiological, nuclear and high-yield explosives Enhanced Response Force Package demonstrate vertical extraction equipment during Disaster Management Exchange 2013 at the U.S. Marine Corps Training Area Bellows, Marine Corps Base Hawaii, Kaneohe Bay, Hawaii, Nov. 12, 2013. The Disaster Management Exchange is an annual conference designed to strengthen collective disaster response coordination between U.S. and Chinese military forces.