Obama adviser David Plouffe: Bernie and Biden need voters to step up and help

Political strategist David Plouffe explains why Bernie Sanders and Joe Biden will need extra support from voters this year if the number one goal for Democrats is defeating President Trum. Plouffe details these strategies in his voters' playbook, "A ...

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About: "Salon Talks" Politics

2020 candidates, members of Congress and journalists share their takes on Washington