The most accurate theory I'v heard is: Ther were three shooters, grassy knoll, manhole in front of limo and book
depository.
Here's mine, 50 people did it, they were standing right along the street. They were using cloaking devices from the mother ship. They were pissed because Kennedy wanted to send a man to the moon and return him safely to the earth before the decade was out.
And no, I'm not a rocket surgeon, but I did stay at a Holiday Inn Express last night.