About 20th Century History20th Century HistoryVietnam "Ghost Squadron" Receives Citation- May 29, 2008 In February 1967, the U.S. Navy established a secret observation squadron (VO-67) whose job was to hinder North Vietnamese from entering South Vietnam, especially along the Ho Chi Minh Trail....http://history1900s.about.com/b/2008/05/29/vietnam-ghost-squadron-receives-citation.htm |