Nate Silver @NateSilver538
Biden *is* running for president, for all intents and purposes, and pollsters are correct to include his name. Formally declaring for the race is a largely symbolic step. It's also good for polls to ask about people's 2nd choices in case Biden drops out / "decides not to run". — PolitiTweet.org
Current Affairs @curaffairs
the constant inclusion of Biden in polling even though he is not currently running is beginning to feel like an eff… https://t.co/vPp6fm9arR