Joe Biden’s Clear Road Back From Kamala Harris Debate Debacle

(Bloomberg Opinion) -- When presidential fields form, the relatively small number of people who are paying attention at the beginning evaluate the candidates based on how well-known they are, their strengths of support from important constituencies, the distinctive features of their biographies, how much money they have raised, and so on. But there’s also the question of their political talents, and it’s one that can only be answered in the course of a presidential campaign.During th