Argentinean submarine loses contact with 44 crew on board

File photo taken on June 2, 2014 shows the Argentine submarine ARA San Juan. An Argentinean submarine has lost contact in the South Atlantic with 44 crew on board, military authorities said on Nov. 17, 2017. The ARA San Juan was carrying out a surveillance mission in Argentina's exclusive economic zone near Puerto Madryn, around 1,400 km south of Buenos Aires. (Xinhua/TELAM/Argentinean Army/Juan Sebastian Lobos)