MINNEAPOLIS (AP) — Nine Minnesota businesses that rely on the Boundary Waters Canoe Area sued the Interior Department and its Bureau of Land Management on Thursday, challenging their decision to reinstate the federal mineral rights leases for the proposed Twin Metals copper-nickel mine near Ely. The lawsuit, filed in federal court in Washington, D.C., alleges the bureau's decision exceeded its authority and poses an immediate threat to businesses, the environment and the region's outdoor recreation economy.Read more on NewsOK.com