truth that there isn't anything there. >> garrison has based his case on the certainty that he can prove clay shaw is clay or clin berkelin first introduced by a lawyer named dean andrews who told the warren commission a person by that name telephoned him suggesting he provide legal defense for lee oswald. >> he had described clem berkeelin as having guy tendencies and representing guys 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? >> well, if i answered that, i shouldn't be district attorney. >> the case he has built is based on testimony that didn't pass a lie detector test garrison ordered and garrison