of american national security. it leads right to the oval office. right into the president's confidence. president had confidence in alger h iss. when this came out wasn't sometime after the fdr and ministration, truman administration, when did this come out? >> the chamber trial was a 9048 so that point fdr had been dead for three years. thirty-six alger hiss was eventually convicted of perjury. mark: but the accusations was a vendor for the trial. >> absolutely. a lot of them have taken place behind closed doors as well. mark: when fdr was president were there any questions raised? >> fdr was getting rest about the 1930s and in fact martin who is the head of the committ committee, texas democrat, which eventually led into if not