Health care reform has created an unprecedented level of uncertainty for the millions of Americans who rely on their health insurance to cover essential medical services.

But now the Affordable Care Act’s replacement plan will face a different set of challenges, including the possibility of being blocked by the Republican-led House of Representatives.

But it’s not just the new health care law that’s causing concern.

The uncertainty is being compounded by the fact that the president has said he wants to replace the law with a system that’s more affordable.

But with that, Vice News takes a look at how the Republican health care plan is set to affect the Affordable Act’s insurance marketplaces, and how the Trump administration is trying to navigate those changes.

This article has been updated to include comments from the American Federation of State, County and Municipal Employees union.

This story was produced by Vice News in partnership with the Kaiser Family Foundation.

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