ATC/WESaturday/WESunday Supreme Court heard case on how to label risks of popular weed killer NPR | By Carrie Johnson Published April 27, 2026 at 2:48 PM MDT Facebook Twitter LinkedIn Email Listen • 3:36 The Supreme Court hears a dispute over labels on the popular Roundup pesticide. Thousands of plaintiffs blame a key ingredient for their cancers. Copyright 2026 NPR