States have tried to stand up for their residents against the administration's rollbacks.After the administration indicated in June that it would relax auto emissions standards, a dozen states, including Pennsylvania, said they'd fight it. But the EPA is ready for them. In this latest edict, the EPA singled out California with a plan to strip its ability to set higher auto emission standards, which are protected by a section of the Clean Air Act. The state is getting ready for a court battle. It should.