Military Testing: President Donald Trump announced a Pentagon “super range” in Montana for testing advanced weapons, including autonomous systems and hypersonic technology. Water and Development: Montana’s DEQ is taking public comments through Oct. 29 on a proposed Broadview data center’s well; the project expects to use 20,000 gallons of water daily once operating, prompting calls for closer review amid ongoing drought. Election 2026: Montana Democratic Party chair Shannon O’Brien resigned and endorsed independent Senate candidate Seth Bodnar, reshaping a closely watched race. Trump campaigned in Kalispell for Republican candidates as the western House contest also tightens. Public Safety: Bozeman police are investigating a homicide near West Main Street and Professional Drive; details remain limited. AI Lawsuit: Montana joined seven other states suing OpenAI, alleging ChatGPT can endanger children and mislead parents. The states seek court-ordered safeguards and penalties. Mental Health Facility: A legislative committee accused Laurel of violating disability protections by restricting water access for a planned mental health facility; the city disputes the claim, amid a continuing fight over infrastructure and annexation.