The debt ceiling standoff will likely include a fight over “work requirements” for low-income households.

It won’t become law, but it’s the latest move in a back-and-forth battle over the debt limit.

Republicans say they won't touch Social Security and Medicare, but they haven't made a similar vow about Medicaid, which covers about one in four Americans.

It's more likely to happen later in the summer, they say, but the Treasury may find out in April that there are only weeks left to act.