Search for missing Argentinian submarine fails to find any clues

ARA San Juan went missing with 44 crew members on board four days ago, in vast potential search areaA vast search by a multinational task force for an Argentinian submarine that went missing in the South Atlantic with 44 crew members four days ago has so far failed to provide any clues as to its possible location.The hope that arose from seven failed satellite calls detected on Saturday morning, which Argentina’s defence ministry at first said could be from the missing submarine, is also d