Obamacare premiums are once again poised to spike by double digits in 2019, causing heartburn for politicians as voters will head to the polls within days of learning about the looming hit to their pocketbooks.

But unlike recent campaign cycles, when Republicans capitalized on Obamacare sticker shock to help propel them to control of Congress and the White House, they’re now likely to be the ones feeling the wrath of voters.

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