Mainline Protestants and liberal Catholics are likely to be more pro-choice than others.  Trump is not helping himself by signing a bill to ban funds for Planned Parenthood, which was not using them for abortion anyway.  I am more concerned with month 40 than month 4.

If Ossoff had won, it would have been because of white moderate Republicans either crossing party lines or staying home.  That he even made the runoff is news.

Truman was an experienced statesman.  Trump is a dabbler.  Presidents make decisions, not just deals and they can't be underhanded like you are in business.  In government, you keep your word or you have no power.  Trump has no power.