JAMES RIVER - Members of the Virginia National Guard's 34th Civil Support Team view photos of a chemical laboratory aboard a training vessel near Fort Eustis, Va., during a training event simulating a terrorist attack, May 17, 2011. The three-day exercise simulated multiple attacks, to test local, state and federal response capabilities in maritime hostage and mass casualty scenarios. U.S. Coast Guard photo by Petty Officer 3rd Class David R. Marin.