Chief Navy Diver Jamie Harris, assigned to Mobile Diving and Salvage Unit 2, assesses the medical status of a Navy diver during a training exercise at Joint Expeditionary Base Little Creek - Fort Story, Sept. 19. MDSU is capable of planning, coordinating, directing and conducting anti-terrorism force protection missions, disaster relief efforts, battle damage repair, underwater search operations, harbor and waterway clearance, emergent underwater repairs and salvage operations.