Why Was Former CIA Director William Colby Assassinated?

Extra terrestrial energy devices that could power the entire planet?

Conspiracy theories or reality?

If we're being visited by intelligent life out there, and if there are covert programs that are sitting on technologies that could give us an entirely sustainable, long-term civilization without the need for damaging the environment, without the need for 80% of the world's population living in abject poverty, is it not worth some risk? Well, it is!

https://archive.org/details/WhyWasFormerCiaDirectorWilliamColbyAssassinated