Fox NewsArgentina submarine chased by British helicopter before vanishing, sailor's sister claimsFox NewsThe Argentinian submarine that vanished last month was being chased by a British helicopter and Chilean ship shortly before disappearing, one of the doomed vessel's sailors told his sister in a "strange" message that was one of the last sent from the ...Missing Argentine Submarine Latest: Defense Ministry Denies Royal Navy Helicopter Chased VesselInternational Business TimesMoD rubbishes claims Royal Navy helicopter was chasing an Argentine submarine when it vanished with 44 sailors on ...The SunMinistry of Defence denies claim made by sailor's sister that Royal Navy was chasing Argentine submarineEvening StandardTASSall 8 news articles »