Dem campaigns get desperate after debate shutout

This week on the Nerdcast with Scott Bland: More than half of the Democratic presidential field got bounced from the party’s debate circuit Wednesday night, but they’re not meekly exiting stage left. POLITICO campaign reporter Elena Schneider explains what actions they might take against the DNC’s debate rules. Also, voters across the country — from California to Pennsylvania to Massachusetts — grilled House Democrats on the potential impeachment of President Donald Trump at a series of events this month. POLITICO reporter Sarah Ferris describes what she observed on the ground at town halls.