A slew of newly released emails show how the Environmental Protection Agency has orchestrated a tightly controlled effort to shield its administrator, Scott Pruitt, from facing tough questions at public events, as Pruitt undertook widely unpopular efforts to roll back environmental regulations. The 10,000 documents have been made public as part of a Freedom of Information Act lawsuit filed by the Sierra Club. This comes as The New York Times reports Senior White House staff members are urging President Trump to fire Pruitt, who is facing a mounting array of ethics and spending scandals.