More voters are identifying as Republicans. That could bode ill for Democrats in November.

Imagine you are planning to run a few miles on a treadmill as part of your regular workout. You can do this with the treadmill in a level position, or you can set it at an incline. It isn’t hard to determine which would make for an easier session at the gym.

Imagine you are planning to run a few miles on a treadmill as part of your regular workout. You can do this with the treadmill in a level position, or you can set it at an incline. It isn’t hard to determine which would make for an easier session at the gym.