For the first time since Donald Trump was indicted in the spring of 2023, he has lost his grip on the news cycle and — temporarily at least — his message. Instead of commanding morning-to-night media attention, the former president and his allies suddenly find themselves reacting to their opponents. It’s an unfamiliar experience for Trump, who has monopolized America’s televisions, newspapers and smartphones for more than 12 months through indictments, primary victories, 34 felony convictions, an assassination attempt and a Republican National Convention at which he was celebrated as a quasi-religious figure. In the three days since President Joe...