MADISON, Wis. (AP)-The U.S. Department of Justice has filed a lawsuit to force a northern Wisconsin town to pay unspecified damages for failing to renew access easements on American Indian tribal land. U.S. Attorney Timothy O’Shea filed the action in Madison on Wednesday seeking a declaration that without easements the town of Lac Du Flambeau is trespassing within the Lac Du Flambeau Band of Lake Superior Chippewa’s reservation. It seeks unspecified damages. The town’s attorney, Greg Harrold, didn’t respond to an email from The Associated Press seeking comment Friday. The lawsuit opens another front in a long-running legal dispute between the town and the tribe. According to court documents, the tribe granted the town road easements within it’s 86,600-acre reservation in the 1960s. The easements enabled non-tribal people to move…