The Trump administration is supporting Elon Musk’s xAI Corp in a lawsuit over alleged Clean Air Act violations, citing national security concerns and the importance of xAI’s Grok chatbot in military operations. The NAACP filed the lawsuit, claiming that xAI’s gas turbines are causing health and noise issues in a Mississippi community. The US argues that shutting down the turbines would threaten artificial intelligence innovation and national security, as Grok provides critical support for military operations. Why it matters: the case highlights the tension between environmental regulation and the rapid development of AI technology, with significant implications for the balance between public health and national security interests.