If Democrats want to become a reasonable party in the future, they will have to learn how to listen to their voters — and to each other.

Democrats will soon have a leadership vacuum, and there will be no shortage of highly ambitious governors, senators and transportation secretaries looking to fill it.

Dallas Mayor Eric Johnson suggested that his move to leave the Democratic Party last fall should have served as an early warning that a political reckoning was coming for the party of his youth. Many political pundits were stunned when President-elect Donald Trump led Republicans to sweeping wins earlier this month,