Argentina: Missing navy submarine tried contacting bases By Natalie Gallon and Susannah Cullinane, CNN Updated 1419 GMT (2219 HKT) November 19, 2017 Story highlights One attempt lasted four seconds; the longest was 36 seconds Sub with 44 in crew was last seen Wednesday; US assets will assist search ... http://edition.cnn.com/2017/11/19/americas/argentina-missing-submarine/index.html