CNN Around the World August 2, 2013 16:28:00
We're learning more details about last year's attack on the u.s. consulate. >> much of the scrutiny has focused on the state department. we're learning for the first time just how heavily involved the cia was in benghazi. something the agency has gone to great lengths to conceal. >> we have a cnn exclusive investigation. >> reporter: cnn has learned the cia is involved in what one source calls an unprecedented attempt to keep the spy agency's benghazi secrets from ever leaking out. since january some operatives have been subjected to frequent even monthly polygraph
Source: archive.org