The NAACP filed a lawsuit against Elon Musk 's xAI on Tuesday, accusing the artificial intelligence company of violating the Clean Air Act with its use of natural gas-burning turbines to power data centers in and around Memphis, Tennessee. The suit, filed in the U.S. District Court for the Northern District of Mississippi, alleges that between August and December 2025, xAI and its subsidiary MZX Tech, LLC, installed and operated 27 gas turbines in Southaven, Mississippi, "without an air permit