Keywords: US Navy 070811-N-3093M-004 Navy Diver 1st Class Joshua Harsh attached to Mobile Diving and Salvage Unit (MDSU) 2 from Naval Amphibious Base Little Creek, Va., prepares to leave the surface on a salvage dive in the Mississippi R.jpg en MINNEAPOLIS Minn Aug 11 2007 - Navy Diver 1st Class Joshua Harsh attached to Mobile Diving and Salvage Unit MDSU 2 from Naval Amphibious Base Little Creek Va prepares to leave the surface on a salvage dive in the Mississippi River MDSU-2 is assisting other federal state and local authorities managing disaster and recovery efforts at the site of the I-35 bridge collapse U S Navy photo by Senior Chief Mass Communication Specialist Andrew McKaskle RELEASED 2007-08-11 070811-N-3093M-004 Navy http //www navy mil/view_image asp id 49418 U S Navy photo by Senior Chief Mass Communication Specialist Andrew McKaskle PD-USGov-Military-Navy I-35W Mississippi River Bridge collapse United States Navy Mobile Diving and Salvage Unit Two Lightweight demand diving helmets United States Navy Divers Diving lights Underwater video equipment |