Three people were killed in a shooting at a state park in eastern Iowa Friday morning and the suspected gunman is also dead, police said.
Police responded to reports of the shooting at the Maquoketa Caves State Park Campground before 7 a.m., Mike Krapfl, special agent in charge of the Iowa Division of Criminal Investigation, said at a news conference.
He said the park remains closed but that there is no longer a threat to the public.
The park is located nearly 60 miles east of Cedar Rapids.