Keywords: US Navy 080707-N-8298P-045 U.S. Navy Diver 1st Class Mark Sawyer, assigned to Mobile Diving and Salvage Unit (MDSU) Two, Co. 21, returns from diving in the cold and murky waters of the Providence River.jpg en PROVIDENCE R I July 07 2008 U S Navy Diver 1st Class Mark Sawyer assigned to Mobile Diving and Salvage Unit MDSU Two Co 21 returns from diving in the cold and murky waters of the Providence River while conducting salvage operations on the sunken former Soviet submarine Juliett 484 Sawyer completed a dive that required tunneling in the mud underneath the former Soviet submarine U S Navy Photo by Mass Communication Specialist 2nd Class Christopher Perez Released 2008-07-07 080707-N-8298P-045 Navy http //www navy mil/view_image asp id 61073 U S Navy Photo by Mass Communication Specialist 2nd Class Christopher Perez PD-USGov-Military-Navy K-77 submarine 1965 United States Navy Divers United States Navy Mobile Diving and Salvage Unit Two |