There was a heavy law enforcement presence Monday morning at Devil's Den State Park, but otherwise the park was mostly empty as authorities continued their investigation into a suspected double homicide that occurred at the park over the weekend.

Arkansas state police are investigating a double homicide in Devil’s Den State Park and looking for the suspect who is still at large. A 43-year-old man and a 41-year-old woman were found dead on a walking trail about 2:40 p.m. on July 26, state police said. The case is being investigated as a pair of suspected homicides.