Nate Cohn @Nate_Cohn
Refreshing my memory: the last polls that could be construed as merely 'mediocre' for Trump, IMO, were the Marist and Emerson College polls conducted 6/2-6/3. Since then, we've had 18 straight state/national polls with Trump underperforming his '16 result by at least 5 points — PolitiTweet.org