Illustration: Zohar Lazar Joe Biden wanted the crowd to know he couldn’t stay long. As he stood at the lectern at the Best Western in Sioux Falls, South Dakota, on June 5, he told the audience of some 1,200 Democrats munching on their first course of iceberg lettuce and ranch that he had to leave early to make it to his goddaughter’s wedding. “So when I run off the stage it’s not because I’m afraid to hear the response,” he said. He needn’t have worried about the reception. He spoke quietly,