Authorities in the US northwest arrest an arson suspect as firefighters tackle several large wildfires. Reports say three separate fires have together burned more than 10,000 acres. The fires destroy hundreds of buildings, prompting evacuations for thousands of residents. Local and state agencies are working to contain the blazes and manage the impact on affected communities, including emergency response and evacuation operations. The arrest indicates investigators are treating at least one of the incidents as potentially deliberately started, though details on charges, evidence, and the suspect’s identity were not provided in the available summaries. Across the region, response efforts focus on controlling fire spread, protecting remaining structures, and ensuring public safety as conditions change. Officials continue to assess damage and coordinate resources as the wildfires remain active.