It came to light because some financial records were sent to the CIA's Retired Records Center for some reason and escaped destruction. See page 5 of [1]. [1]

It came to light because some financial records were sent to the CIA's Retired Records Center for some reason and escaped destruction. See page 5 of [1]. [1] https://www.intelligence.senate.gov/sites/default/files/hearings/95mkultra.pdf https://www.intelligence.senate.gov/sites/default/files/hear...