Saturday on PBS News Weekend, the latest developments as the U.S. launches retaliatory strikes against Iran-backed militias in the Middle East. Then, after deepfake explicit images of Taylor Swift surfaced on social media, pressure grows on Congress to take action. Plus, as coral reefs around the world disappear, conservationists take drastic measures to preserve what remains. PBS NewsHour is supported by - https://www.pbs.org/newshour/about/funders