The Democrats actually got some good news on Tuesday that could help: The Congressional Budget Office said the provision will save the government $8 billion, not cost money. That’s because the money can flow both ways. If insurers priced their premiums too high, and their costs are lower than they thought, they pay the government.

But rather than get into a big explanation of all of that, Democrats are more likely to hit the Republicans back with a couple of catchier political points: If you take this out, premiums will rise and it will be your fault.

And by the way, you put the same thing in Medicare Part D, and you didn’t complain about it then.

“They were for risk corridors before they were against them,” said Drew Hammill, a spokesman for House Minority Leader Nancy Pelosi.