PewCableNews

As Drum reads a new Pew report, his eyes widen:

Democrats and Independents have changed their viewing habits only slightly while Republicans have flocked to Fox and dropped both CNN and MSNBC in droves. Back in 2000, it turns out, the viewing habits of all three groups were pretty similar. Since then, as Fox has steadily amped up its conservative branding, conservatives have decided that's all they want to hear. The echo chamber must be getting pretty deafening over there.

We want to hear what you think about this article. Submit a letter to the editor or write to letters@theatlantic.com.