U.S. Coast Guard members acting as simulated victims await rescue in an opening in frozen Lake Erie during the Icy Resolve 2013, a mass rescue full-scale exercise conducted in Marblehead, Ohio, Feb. 9, 2013.
The victims were among more than 50 used in the scenario, which involved the simulated crash of a commuter jet. (U.S. Coast Guard photo by Douglas Colwell) Original public domain image from Flickr