Top intelligence officials were also left largely in the dark. (nystateofpolitics.com)
Joseph DeTrani, a former senior U.S. intelligence official who has served as a special envoy in negotiations with Pyongyang, said that North Korea has historically been truthful when making statements about its involvement in attacks. (entrepreneur.com)
Sources have told the Guardian that US intelligence officials believe Russian personnel were at al - Shayrat airbase when sarin was loaded on to a Syrian jet. (politics.stackexchange.com)