Many amazing if not subtle details from an insider party tart who lost one of her sons to the organized crime families who ran Texas at that time.

“A groundbreaking interview with Madeleine Duncan Brown, now deceased, the mistress of LBJ for many years, conducted by Gaylon Ross. Ms. Brown was with LBJ at the clandestine meeting the night before JFK’s assassination where the plot to kill Kennedy was finalized.”

The rabbit hole goes much deeper at this YouTube search, lol 😀
https://www.youtube.com/results?search_query=Madeleine+Brown