A new collection of data points highlights current key indicators — like presidential and party approval ratings — and compare the national mood this year to prior wave elections.


Behind the numbers: The data points, compiled by lobbyist Bruce Mehlman, are similar to previous wave elections — particularly presidential and congressional approval.
- Yes, but: The Senate remains a struggle — Democrats could take back the House while barely moving the Senate in their favor.
Go deeper: Mehlman's full presentation on the midterms