Indonesian submarine now presumed to have sunk with no hope of finding survivors

Rescue ships in the search for submarine KRI Nanggala (AP)

Indonesia’s navy says items have been found from a missing submarine, indicating the vessel with 53 crew members has sunk.

Navy Chief Yudo Margono said that rescuers found several items including parts of a torpedo straightener, a grease bottle believed to be used to oil the periscope and prayer rugs from the submarine.