MAQUOKETA, Iowa — Three people died at Maquoketa Caves State Park following a shooting early Friday morning. The suspected gunman is also dead, police said.
Police responded to reports of a shooting around 6:30 a.m. and later found three people dead at the park, located 60 miles east of Cedar Rapids.
The body of the suspected gunman, 23-year-old Anthony Sherwin of Nebraska, was later found. He died from a self-inflicted gunshot wound, according to KCRG.
Law enforcement officials did not know the relationship between the suspect and the victims.
According to the Telegraph Herald, Mike Krapfl, special agent in charge of the Iowa Division of Criminal Investigation, said he could not confirm the cause of death until autopsies were performed.
He also said that the park would remain closed, but there is no longer a threat to the public.
The 111-acre state park is known for its multiple limestone caves, formations and overlooks.