New documentary gives inside look at Beto O'Rourke's failed Senate bid in Texas squib

Beto O'Rourke is trying to break through a crowded field of 2020 Democratic campaign, less than one year after his failed Senate campaign in Texas. The new HBO documentary "Running With Beto" chronicles that campaign. David Modigliani, the director of the documentary, joins CBSN's "Red & Blue" to discuss.
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