Sailors place plugs in the hull of the USS Buttercup during a training exercise. Norfolk area Sailors and Coast Guardsmen test their damage control skills aboard the USS Buttercup during general shipboard damage control training at the Naval Station Norfolk Center for Naval Engineering. U.S. "Battle stations! All hands man your battle stations!" was the cry over the loud speaker. Sailors wearing coveralls, utilities and khakis rushed to plug the holes and place wooden support beams through out the badly damaged interior of USS Buttercup…