Mary Pinchot Meyer Book Suggests JFK Did LSD, Assassinated by CIABy Brittney R. Villalva, Christian Post Reporter April 23, 2012|9:22 am The most recent book to come out concerning former president John F. Kennedy revolves mostly around his mistress, Mary Pinchot. The new conspiracy theory suggests that JFK and his mistress were both murdered by the CIA. Mary Pinchot was shot and killed execution style on Oct. 12, 1964 in broad daylight. The man originally suspected of killing her was eventually released due to eyewitness testimony, and the murder has since remained unsolved. In his new book titled "Mary's Mosaic:...