Nate Cohn @Nate_Cohn
Surprises me a bit, since those same polls weren't particularly tilted towards Dems; in fact, that was a point when our polls were sort of best for the GOP compared to the result. https://t.co/Yegi99eCP9 — PolitiTweet.org
Nate Cohn @Nate_Cohn
With the results final, average error in Upshot/Siena polls over last 3 weeks was 3.32 pts, R+0.96 bias (44 polls);… https://t.co/yz9C4xgPF6