What Tillerson's exit would do for climate policy

Rex Tillerson is still Secretary of State. Photo: Cliff Owen / AP

Meet the new boss: Actually there is no new boss yet, but you probably know that yesterday brought fresh signs that the White House could push out Secretary of State Rex Tillerson and replace him with current CIA chief Mike Pompeo.

The climate stakes: At first blush this would be a move even further to the right atop the agency that represents the U.S. in global climate change talks.