in response to that, there was not only the disclosure that there was a tolson file, but there was this memo that was created in 1975 that was responsive to the letter sent by senator mansfield to all the intelligence agencies to abandon their normal record destruction procedure and preserve all records. and this created a certain problem because what fbi officials discovered was that in violation of hover's march -- hoover's march 1953 order that fbi assistant directors insure the regular destruction every six months of their office files, that tolson's file was maintained for the period '65-'72. so what we find out is that, in fact fbi officials were regularly destroying office files, and clearly there were sensitive records, and that for some peculiar reason -- maybe it had to do with the fact that hoover reached the mandatory retirement aim of 65, there was a decision made to preserve this office file from 65-72. so my question is how can you have effective oversight if not only is the case that intelligence officials insure that records are secret records are maintained but also to