Kilgallen's exclusive interview with Ruby gave her information that had her travel to New Orleans. Upon her return she declared to close friends that she'd cracked the case and knew who had killed JFK. She was due to return to New Orleans but shortly before she died / was killed. Ron Pataky was the person that got close to her and reported back what she knew. It was too much and she died and her JFK research files vanished.
Who was in New Orleans with the biggest motive against the Kennedy's, particularly RFK, Carlos Marcello. There you have the connection between Oswald, Ferrie, Shaw, Banister and Ruby. Oh and George Johanides; AMPSELL