"American and Israeli search and rescue vessels in the area today came across debris and oil slicks that could only have come from the missing submarine. It's still being said in Washington, that the Los Angeles was on a routine reconnaissance mission off the coast of Iran, when she sank last Tuesday with the loss of all hands. After paying tribute to her 127 officers and men, the President went on to say that he held the Soviet Union solely responsible for their deaths, and for the vessel's disappearance."
January 1, 1970
https://en.wikiquote.org/wiki/Threads_(1984_film)