The Iranian warship IRIS Dena was in the Indian Ocean when a Los Angeles-class US attack submarine fired an MK-48 torpedo, setting off a massive explosion that lifted the ship’s stern out of the water before sinking the vessel. The US Defence Department highlighted the attack - releasing black-and-white video footage that showed the USS Charlotte’s strike - to draw attention to a key element of its campaign against Iran: eliminating the country’s navy to keep the country from impeding the flow.....