@CNN: The powerful pattern Democrats must break to win the Senate | Analysis by @RonBrownstein https://t.co/dNZaoyqnhe https://t.co/BpDOwK5PNe

@CNN: The powerful pattern Democrats must break to win the Senate | Analysis by @RonBrownstein https://t.co/dNZaoyqnhe https://t.co/BpDOwK5PNe