150319-N-CD100-005 PANAMA CITY, Fla. (March 19, 2015) A prototype for a new life support system for divers is displayed on a mannequin at the Naval Surface Warfare Center in Panama City, Fla. The semi-closed system has been developed to accelerate Navy diver deployment, increase safety, and conserve the mixed gas atmosphere. (U.S. Navy photo by Anthony Powers/Released)