Stacey Abrams’s Remarkable Campaign for Vice President

Stacey Abrams has a theory about how Joe Biden can beat Donald Trump: Pick her as his running mate.

“We have to win the election. And I would point out that I ran the most successful campaign to engage the communities we need to build the broadest coalition necessary in 2020, because what we are going to see on the ground is that this is going to be a campaign unlike anything that’s been run before,” Abrams told me.

Abrams pointed to her run for governor of Georgia two years...