Heat Signature Found in Search for Missing Argentine Submarine as Oxygen Runs Out

The Argentine submarine ARA San Juan, S-42, docked before a mission. The sub has been missing since Nov. 15, 2017. en.wikipedia.org

A missing Argentine submarine’s crew is slated to run out of oxygen on Wednesday amid reports of the discovery of the vessel’s heat signature.

The ARA San Juan went missing in the South Atlantic Ocean last week about 200 miles from the city of Puerto Madryn.