Environmental groups are legally challenging a permit that Mississippi granted to xAI allowing the company to build a massive, methane gas-burning power plant in the state. The permit application had "deficiencies," like inaccurate air pollution estimates, the groups said, adding that regulators rushed what should have been a careful process. Now part of SpaceX, xAI wants to build the power plant to provide electricity for its data center in nearby Memphis, Tennessee, and another one coming in Southaven, Mississippi. Elon Musk's xAI, now owned by SpaceX, is facing a new legal challenge from environmental groups in Mississippi, where the company...