
Nate Cohn @Nate_Cohn
Take our polls of AZ and NV, for instance. In '18, we had McSally and Heller ahead--wrongly. I'd argue our AZ polls have been the very best for Dems of anyone so far this cycle. NV seems perfectly reasonable. So I don't think 18 necessarily predicts 20 — PolitiTweet.org