Pundits, myself included, made the mistake of declaring former vice president Joe Biden politically dead and Senator Bernie Sanders the 2020 Democratic front-runner after only three presidential nominating contests in February. Just a week later, many repeated the mistake in reverse, writing off Sanders after Biden surged back with a landslide win in South Carolina, then took 10 of the 14 states on Super Tuesday three days later.
Fact-check: Biden was never dead—and Sanders wasn’t, either, after Super Tuesday. But combined with his losses the next week in Mississippi, Missouri, and especially Michigan, the bad Super Tuesday news uncovered the main lesson that, if not heeded, could ultimately doom his campaign: Black voters matter, and despite running a better, more diverse campaign than he did in 2016, Sanders is overwhelmingly…