Have you read "Black Ops Vietnam" By Robert M. Gillespie? During the Vietnam War, the Military Assistance Command, Vietnam Studies and Observations Group (MACVSOG) was a highly-classified. It was a US joint-service organization that consisted of personnel from Army Special Forces, the Air Force Special Operations Forces, Navy SEALs, Marine Corps Force Reconnaissance units, and the CIA.  This secret organization was committed to action in Southeast Asia even before the major build-up of US...