“The Trump administration’s surprising move to invalidate Obamacare on Monday came despite the opposition of two key cabinet secretaries: Health and Human Services Secretary Alex Azar and Attorney General Bill Barr,” Politico reports. “Driving the dramatic action were the administration’s domestic policy chief, Joe Grogan, and the acting director of the Office of Management and Budget, Russ Vought… Both are close allies of White House acting chief of staff Mick Mulvaney, who helped to engineer the move.”