Perry Bacon Jr. @perrybaconjr
Dem pols struggling in the polls generally move to appeal to older, white, moderate voters. That's often a useful instinct. But Biden has also declined among Black voters, young voters and liberal Democrats. Interesting to see how he addresses them tonight.https://t.co/6aaAarWt93 https://t.co/oyD1yilNWD — PolitiTweet.org