Tom Carper actually said...

But again, if you are getting up to the 70-80 percent level at every one, what you have to do in order to achieve an overall 90, you are sti...

I think that clearly it is a step that helps address some of the concerns that we have to get into attainment as quickly as possible to brin...

A lower cap, I think, clearly could be achieved.

But it gives people the flexibility to make that choice and ensure that we have both clean air and reliable power.