HOUGHTON, MI - Despite recent deaths and an ongoing federal investigation, Isle Royale National Park is open for visitors. Two campers were found dead nine days ago at the South Lake Desor Campground. Since then, the FBI has become involved in the investigation.

Two campers found dead at Lake Superior's Isle Royale National Park have been identified, the National Park Service said Thursday. Officials said next of kin have been notified and that there is no known threat to the public.