Secret Commandos: Behind Enemy Lines with the Elite Warriors of SOG

Major John L. Plaster recalls his remarkable covert activities in SOG from 1969 to 1971 in Vietnam.

Code-named the Studies and Operations Group, SOG was a secret operations force in Vietnam, the forerunner of today’s Delta Force and Navy SEALs. Exceptionally skilled Green Berets, they were the most highly decorated unit in the war. Although their chief mission was disrupting the Ho Chi Minh Trail—the main North Vietnamese supply route into South Vietnam—SOG commandos rescued downed helicopt...