Largely shedding Joe Biden’s canard that Trump must be defeated to save democracy, Kamala Harris’ conceit is that she prosecutes criminals and Donald Trump is one. “I know Donald Trump’s type,” she sneers. As San Francisco district attorney and then California attorney general, Harris supported jailing parents of truants, suppressed evidence, keeping an innocent man on death row, repeatedly covered up misconduct, leading to the dismissal of more than 600 cases, incarcerated prisoners beyond their sentences, violated Federal laws that protect donor privacy, and failed to disclose conflicts of interest arising from her personal relationships. Her record of abusing prosecutorial...