Trump fails to pin Biden with effective nickname as he trails in new 2020 polls

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Veteran journalist Eleanor Clift says Donald Trump's attempt to nickname Joe Biden for staying in his "basement" is failing while legendary actor Henry Winkler talks about the limits of polarization and the importance of voting in this edition of Fallback, an irreverent segment on MSNBC’s The Beat with Ari Melber. Winkler also debuted his surprise satirical "rap" about voting in the discussion.