A U.S. Coast Guardsman waves to the hoist crew during extraction training as part of the Disaster Management Exchange event on Joint Base Lewis-McChord, Wash., Nov. 20, 2015. The extraction was one of many events that make up the DME, which allowed U.S. and Chinese forces to share common practices used when providing disaster relief. (U.S. Army photo by Sgt. 1st Class Andrew Porch, 28th Public Affair Detachment) - Stock Image