Why the win for Republicans in Arizona 8 is still good for Democrats

CNN has projected that Republicans won the special election in Arizona’s 8th Congressional District, but once again Democrats have overperformed in a deep red district, in another sign the national environment is in the their favor. …

The result in Arizona 8 fits a pattern so far in special congressional elections this cycle. In every one of the nine so far, Democrats have outperformed the partisan baseline based on the prior two presidential elections. CONT.

Harry Enten, CNN