New York Times: C.I.A. Is Still Cagey About Oswald Mystery

For six years, the agency has fought in federal court to keep secret hundreds of documents from 1963, when an anti-Castro Cuban group it paid clashed publicly with the soon-to-be assassin, Lee Harvey Oswald. The C.I.A. says it is only protecting legitimate secrets. But because of the agency’s history of stonewalling assassination inquiries, even researchers with no use for conspiracy thinking question its stance.