From the right: Democrats’ Best Hope Now “Suddenly, the columnists and editorial pages that denied the truth” about President Biden’s mental decline “are sounding like these columns,” snarks The Wall Street Journal’s editorial board. “Democrats are now left with a likely nominee who is in obvious mental decline, and a Vice President in Kamala Harris who is even less popular” than Biden. Their best course? A “Biden withdrawal and an open August convention” would be “in the best interests of the country” and the party. Biden’s frailties “are an invitation to adversaries to exploit in a second term”; “an open...