Washington PostArgentina reports new clue in search for missing submarineWashington PostMAR DEL PLATA, Argentina — Ships and planes hunting for a missing Argentine submarine with 44 crew members will return to a previously search area after officials said Wednesday that a noise made a week ago in the South Atlantic could provide a clue ...What we know and don't know about Argentina's missing submarineLos Angeles TimesMissing Argentine Submarine Highlights Years of Military UnderfundingU.S.