In the first episode of September, Tim, Shane and Scott discuss the new debate rules that will allow Carly Fiorina to make CNN's main stage later this month. Meanwhile, the feud between Jeb Bush and Donald Trump heats up, and on the Democratic side Hillary Clinton flexes institutional muscle despite Bernie Sanders closing in the polls. And Scott Walker, whose stock is falling rapidly, provides more fodder for critics who say he can't stay on message.
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