
The San Juan combat submarine of the Argentina Navy disappeared off the coast of the country, according to Twitter of the Naval Forces.
There are 44 crew members on board.
The submarine stopped in touch on Wednesday on the way from the port of Ushuay to the city of Mar-del Plat. Aircraft and ships were sent to her searches.
According to RIA Novosti with reference to the Clarín newspaper, a fire or technical failure could occur on the submarine.