>> dean described clem as having gay the endsies and representing gays as a lawyer. therefore, garrison believed clem bertrand must be clay shaw. that was the extent of garrison's investigation. >> do you have enough evidence now to go to trial? >> if i answered that, i shouldn't be district attorney. >> the case he has built against clay shaw is based on testimony that did not pass a lie detector test that garrison ordered and garrison knew it. >> can you say positively that the person you knew as clay bertrand is not the person you have seen as clay shaw? >> scout's honor, he is not. >> garrison started bribing witnesses, intimidating witnesses. >> he said i could be made to serve this whole nine-year sentence. or i could be cut loose right away. >> hypnotizing witnesses. >> we decided to give objectifying machinery to make sure he was telling the truth.