For the Democrats to hold on to power in Washington, they have to do what President Biden did in Pennsylvania two years ago: Break the Republican Party’s grip on the white working-class vote, once the core of the Democratic base. In tomorrow’s midterm election, no race better encapsulates that challenge than the Pennsylvania Senate candidacy of John Fetterman. Is the plan working or is this crucial group of voters now a lost cause for the Democrats? Guest: Shane Goldmacher, a national political reporter for The New York Times.