( February 18, 2026, 12:19 PM EST) -- ST. LOUIS — The Eighth Circuit U.S. Court of Appeals affirmed a lower court ruling denying a motion to substitute as a defendant the United States in a consolidated putative class action over an unauthorized third party gaining access to confidential information in a nonprofit health center’s data breach, finding that immunity under federal law related to medical treatment does not provide immunity in claims related to data security....