I didn’t expect that there was anything except ambiguous allegations allegedly made by someone who is no longer alive. Yawn…
A common problem with most of these reports of people who claim to have knowledge of a conspiracy to kill JFK.
It sounds plausible given that the CIA is still cagey about what they were doing in New Orleans in 1963 and how much they knew about Oswald before the assassination but at this point there's no way to verify the claim.