BALTIMORE - Lt. Richard Cleary of the Anne Arundel County Hazmat and Special Operations Station conducts a safety debrief after finishing a confined space rescue drill with the Coast Guard Yard Fire Department crew at the Coast Guard Yard in Baltimore, Md., March 30, 2011. Confined space rescues require technical training in order to safely remove an injured person from a cramped location. U.S. Coast Guard photo by Petty Officer 3rd Class Robert Brazzell.