It’s been days since his June 27 disaster on live television. Joe Biden got annihilated by Donald Trump in the first debate. It set off a panic among Democrats, with many calling for the president to step aside. His popularity is in the low 30s, he’s trailing Trump in most swing states—his standing in Pennsylvania is looking more dire by the day—and three-fourths of the country think he’s too old to be effective. The state of the Biden campaign is just as atrocious as Joe’s soporific debate...