The Indian Gaming Association joined the Confederated Salish and Kootenai Tribes, along with S&K Gaming, on May 5 to celebrate the opening of 400 Horses Casino in Polson, Montana. Tribal officials called the project a major investment in the region and a significant step for tribal government gaming operations. Leaders from tribal governments across the area attended the event alongside elders, community members and gaming representatives. The celebration featured cultural performances, blessings and remarks focused on economic growth and tribal sovereignty. This beautiful facility reflects the strength and vision of the Confederated Salish and Kootenai Tribes and their commitment to investing in the future of their people,” Indian Gaming Association Chairman David Z. Bean said in a statement.…