NSA is an agency of the Department of Defense. CIA is an independent organization. FBI is counted among the set of US "Intelligence" organizations, but if there

NSA is an agency of the Department of Defense. CIA is an independent organization. FBI is counted among the set of US "Intelligence" organizations, but if there's one thing media and memoirs tell us, it's that organization in different Departments have a history of not playing nice. Case in point, all the finger pointing around organizations not sharing information pre 9/11. DOD and DOJ in particular I don't think have such a close buddy-buddy relationship.