The Circus: Inside the Greatest Political Show on Earth Season 7 Episode 7

The Circus is on the ground in the critical swing state of Pennsylvania to cover one of the most consequential Senate races in the nation. John Heilemann, Alex Wagner, Mark McKinnon and Jennifer Palmieri report on the heated competition as former president Donald Trump weighs in with a surprise endorsement. Republican and Democratic candidates speak with The Circus about the final, frantic weeks of the primary.