Police are searching for a killer after a husband and wife were murdered while hiking with their young daughters at a remote state park in Arkansas.

A mother and father were killed this weekend at an Arkansas state park while they were out hiking with their young daughters, state police said. A manhunt is underway for the suspect.

A man and woman were found dead on a walking trail in Devil's Den State Park on Saturday afternoon, Arkansas State Police said, adding that a suspect is being sought and the deaths are being investigated as a potential double homicide.