Before the head of the Environmental Protection Agency denied California permission to implement its own global-warming law, his staff advised that there was "no legal or technical justification" for turning down the state's request.
That was among the findings of congressional investigators probing internal EPA documents to determine whether EPA Administrator Stephen L. Johnson was swayed by political pressure in his decision to refuse to allow California to enact emission standards for new cars and trucks that are more stringent than the federal government's.
EPA staff had advised OK of California's stricter emissions rule, probe finds
