On this episode of the Nerdcast with guest host John Harris: The presidential campaign may feel like it’s been going on forever, but it’s about to enter a new phase. POLITICO founding editor John Harris joined reporters Holly Otterbein, Natasha Korecki and David Siders to talk about why authenticity is so elusive, whether the left is ascendant in the Democratic party, and why candidate selfies are all the rage.

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