For weeks, rumors have been flying that WikiLeaks would deliver an “October surprise” for Hillary Clinton’s campaign, a bombshell revelation that she would struggle to recover from in the short weeks remaining until the election. (So far, it’s a dud — surprise!)

But Clinton should be worried about a “November surprise” — the wave of policy cancellations and rate hikes that will attend the debut of Obamacare’s fourth open-enrollment period, on Nov. 1. Just a week before Election Day.

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