On this edition for Saturday, April 28, Secretary of State Mike Pompeo addresses NATO and meets with key U.S. allies, and coal ash raises concerns over health risks in Puerto Rico. Also, Alfie Evans, the British toddler at the center of a legal battle, dies after life support is withdrawn. Alison Stewart anchors from New York.

Wednesday on the NewsHour, President Trump's lead lawyer in the Russia probe is stepping down. Also: The former energy secretary on consequences of ending the Iran deal, public defenders overwhelmed in Missouri, the EPA's chief's questionable dealing with lobbyists and a website that churns out hyperpartisan content.