"Canada's spy agency mistakenly passed on citizens' metadata", Deutsche Welle, January 28, 2016.
CIA's "Eyewash". So how do you protect important secrets from your workforce? You can spread disinformation using internal memos while sending accurate information about highly secret operations through separate, discreet channels to those recipients with a need to know. According to one report the CIA does this from time to time in a practice referred to a 'eyewash'. Read more in "Eyewash: How the CIA deceives its own workforce about operations", The Washington Post, January 31, 2016.
Petraeus to Keep 4th Star. SECDEF Carter has informed Senator John McCain (Chairman of the Senate Armed Services Committee) that the Petraeus investigation is closed and the highly esteemed general will not face any further punishment for the inappropriate use of classified material. See "Pentagon won't demote Petraeus for sharing classified information", USAToday, January 30, 2016.