Here is a summary of the investigation:
The Office of the Inspector General of the Intelligence Community (IC IG) Investigations Division investigated the alleged disclosure of classified talking points for the Presidential candidate briefings ahead of the 2016 Presidential elections to NBC News and TIME Magazine by an unknown individual.
Based on our analysis of available information, interviews of individuals tasked with preparation, briefing, and knowledge of the classified talking points, we did not identify any individual who was responsible for the alleged unauthorized disclosures. Therefore, this matter is unsubstantiated.
Document Archive
Alleged Unauthorized Disclosures of Classified Information – Office of the Inspector General of the Intelligence Community – Case: INV-17-0002 – 2017 [29 Pages, 9.5MB]