Trump’s nightmare becomes a night terror Ebullient. Is that the right word? Since President Biden passed his party’s baton to Vice President Kamala Harris, the mood among Democratic Party faithful has turned a sharp corner. The energy at rallies for the Harris campaign, now complete with Minnesota Gov. Tim Walz as her running mate, is the stuff of former president Donald Trump’s reality-challenged boasts. And a nightmare for an old con man desperate for the presidential shield to shield him from jail time. (Trump made bank off his glowering mugshot. Wonder what his glower will look like after a prison haircut?) Ed Kilgore reviews a few post Biden polls for the New York Magazine Intelligencer. Trump’s nightmare is headed into night terror territory. The Harris polling bounce is now a trend: According to the FiveThirtyEight national polling averages, Harris is leading Trump by 1.9 percent (45.3 to 43.4 percent), with Robert F. Kennedy Jr. at 5.3 percent. When Biden dropped out, he was trailing in the same averages by 3.2 percent. In a contest as static as the 2024 presidential race had been, that’s a big swing., The trend lines in national polls are equally telling. YouGov-Economist tested Harris against Trump back on July 16, showing Trump leading by 5 percent (44 to 39 percent). Then, on July 23, after Biden’s withdrawal, the same pollster had Trump leading Harris by 3 percent (44 to 41 percent). On July 30 and again on August 6 YouGov-Economist showed Harris leading Trump by…