How Democrats got here

ATLANTA, GEORGIA, UNITED STATES - JUNE 27: President of the United States Joe Biden and Former President Donald Trump participate in the first Presidential Debate at CNN Studios in Atlanta, Georgia, United States on June 27, 2024. (Photo by Kyle Mazza/Anadolu via Getty Images)

A viciously xenophobic demagogue — who fomented an insurrection against the US government less than four years ago — is on track to win the White House this fall. And the only remotely viable alternative to him, for now...