And then he told a story. Recounting a trip to Kyiv in late 2015, Biden described telling the then-president of Ukraine, Petro Poroshenko, that he had to fire the prosecutor general or the US would not release $1 billion in loan guarantees. “I looked at them and said, ‘I’m leaving in six hours,’” Biden told the crowd, taking a long look at his watch for effect. “‘If the prosecutor is not fired, you’re not getting the money.’ Well, son of a bitch.” Here the audience laughed. “He got fired.”