California Sen. Kamala Harris topped the list both weeks, preferred by roughly one in four Biden voters, edging out Massachusetts Sen. Elizabeth Warren by only a few percentage points. The other potential VP selections garnered only single digit support, though former Georgia House Democratic leader Stacey Abrams runs a consistent third…

Beyond the current standings, however, the lead that Harris and Warren enjoy as VP choices owes mostly to their greater familiarity — a greater percentage who can rate them favorably or unfavorably — earned through their own candidacies for the Democratic nomination.