emerged from the committee investigation, as well as theories that Castro may have been involved in trying to kill Kennedy.

Much of the memo from CIA official Paul Hartman was meant to explain why the agency, although it had picked up traces of Oswald during his travels, did not consider him a threat.

"I recall very clearly we were extremely concerned at the time that OSWALD, as an American returning from the USSR, might have been routinely debriefed by [the Domestic Collection Division], thus having established contact with the Agency," Hartman wrote. "The same point has now, quite understandably, been made by the two CBS newsmen. Having some knowledge of this subject I have personally concluded that there is valid reason for DCD's lack of interest in OSWALD at thatagency cooperation with the Warren Commission, the special group appointed by President Lyndon Johnson to investigate the assassination, was a topic of multiple documents in the recent release.

A March 9, 1964, memo to J. Lee Rankin, the chief counsel to the commission, noted problems with information the CIA gave the commission the previous month.

"If the file supplied by the CIA is the official dossier on Oswald, then it contains no reports received by headquarters from the Mexican station or any other foreign office and it supplies no information regarding the dissemination of material by CIA to other federal agencies," the memo said.

Commission investigator Edward Williams wrote that Richard Helms, then the CIA's deputy director of plans, said "they would prefer not to comply with" another request for information.

Also