What is Bernie Sanders up to?

POLITICO’s Kristin Roberts, Charlie Mahtesian, Ken Vogel, Hadas Gold and Scott Bland geek out over the race to the White House with segments on Rick Wiley, Donald Trump's national campaign director, leaving the job after only six weeks, Trump's complicated relationship with the RNC, and a potential debate between Bernie Sanders and Trump. Plus, how Sanders' momentum is affecting upcoming congressional races, namely Debbie Wasserman Schultz's contest in Florida.

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