in charge at the scene, "Captain Ramos," was a veteran CIA field agent, Felix Rodriguez. For years, the U.S. government had armed the Bolivian military and riddled it with their paid agents. As soon as Guevara's new guerrilla force was discovered, Washington sent new teams of CIA and Green Berets killers into Bolivia – including Rodriguez and his fellow Cuban-American agent, Gustavo Villoldo – to assist the capture of Guevara and destruction of his guerrilla band. U.S. transport planes arrived loaded with more arms, radio equipment, and napalm. Rodriguez, who was masquerading as a Bolivian army captain, had previously led a CIA death squad in Vietnam (later, this same Felix Rodriguez would be personally appointed by George Bush Sr. to be the key CIA operative at El Salvador's Ilopango Air Force base during the 1980s, where Rodriguez oversaw the CIA's notorious cocaine-for-arms air flights). Rodriguez and Villoldo became part of a CIA task force in Bolivia that included the case officer for the operation, "Jim", another Cuban American, Mario Osiris Riveron, and two agents in charge of communications in Santa Clara.
             Rodriguez emerged as the most important member of the group. After a lengthy interrogation of one captured guerrilla, he was instrumental in focusing the efforts of the 2nd Ranger Battalion on the Villagrande region where he believed Guevara's rebels were operating. Althoug
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