“JAN 10, 1961: The New York Times publishes a front page story entitled ‘U.S. Helps Train an Anti-Castro Force at Secret Guatemalan Air-Ground Base.’ Written by Paul Kennedy, the article reports that ‘Commando-like forces are being drilled in guerrilla warfare tactics by foreign personnel, mostly from the United States.’”
“The Bay of Pigs Invasion/Playa Giron: A Chronology of Events,” The National Security Archive, NSArchive2.gwu.edu