The man Oswald was trying to call, John David Hurt, was someone whose name had never been mentioned in connection to the JFK assassination in any of the voluminous records — and John David Hurt was an experienced former Special Agent of U.S. Army Counter Intelligence.
As Senator Richard Schweiker had said during the Church Committee Investigations, “”We don’t know what happened, but we do know Oswald had intelligence connections. Everywhere you look with him, there are the fingerprints of intelligence.”