Forcing President Biden out of campaign may have been more about Congress than White House

Switching out President Biden for someone else may not have been so much about getting someone to defeat former President Trump but rather about saving seats down-ballot. In other words, polling has revealed that Harris does not match up much better than Biden. But it may be just enough to salvage seats.

The Senate will be tough to hold. But this strategy may be all about flipping the House. The current breakdown is 220 Republicans to 213 Democrats with two vacancies. Democrats need to change...