Sen. Cory Booker on Sunday didn’t commit to endorsing a 2020 Democrat before the Iowa caucuses, but he promised to think hard about who would best “heal the nation.”

“I'm not sure. Look, I'm literally still days — just days from stepping out of this race,” he said on ABC’s “This Week.”

Still: “I want to support a candidate that, yeah, wants to send Mitch McConnell to the back benches, yeah, wants to beat Donald Trump, but also understands that beating Donald Trump is the floor — it's not the ceiling.”
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It’s a phrase the New Jersey senator had repeated in many campaign speeches: beating Trump is the floor, not the ceiling. Booker dropped out of the crowded — and now whiter — Democratic primary on Monday, citing money constraints. Despite securing a significant number of endorsements in early nominating states, Booker was stuck in the low single digits in public polling.