ReutersSearch for missing Argentine submarine reaches 'critical phase'ReutersMAR DEL PLATA, Argentina/BUENOS AIRES (Reuters) - The search for an Argentine navy submarine missing in the South Atlantic for one week reached a “critical phase” on Wednesday as the 44 crew on board could be running low on oxygen, a navy ...Five Questions About the Missing Argentine SubmarineForeign Policy (blog)Hope dwindles for families of lost Argentina submarine crewFox NewsMissing sub search now a desperate race against timeCBC.caNew York Post -Telegraph.co.uk -The Guardian -The Independentall 37 news articles »