( CNN ) -- Gen. Reynaldo Bignone commanded it from 1976 - 1983 . He was sentenced to 15 years for life in a secret jail . He had previously been sentenced to 25 years for other crimes .
Gen. Reynaldo Bignone commanded it from 1976 - 1983 . He was sentenced to 15 years for life in a secret jail . He had previously been sentenced to 25 years for other crimes .