The CIA's sometimes reminiscent of the old "Keystone Kops". As one astute observer notes:
To combat leaks, the CIA has set up a high-security electronic "reading room" in a secret facility to ensure files can only be viewed there and not copied or transmitted. Fail: They forgot to unplug the printer.
Congressional staffers simply printed out the material and walked it out the door of CIA HQ, and thence onward to Capitol Hill.