> Democratic presidential nominee Joe Biden is leading President Trump in national polls, but he's trailing by one important metric in some key states: [voter registration](https://www.nbcnews.com/politics/2020-election/trump-s-winning-voter-registration-battle-against-biden-key-states-n124167). > Republicans have registered more voters than Democrats since the primary elections earlier this year in the key states of Florida, North Carolina and Pennsylvania. > Here & Now's Peter O'Dowd speaks with [David Wasserman](https://cookpolitical.com/about/staff/david-wasserman), House editor for The Cook Political Report.