Arkansas State Police investigate a double homicide after two bodies were found along a trail at Devil’s Den State Park.

A couple who were killed at Devil’s Den State Park on Saturday, July 26, were hiking with their two daughters when they were attacked. The girls, who are 7 and 9, were not injured and are safe with family members.

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.

The manhunt for a suspect has entered its third day after a couple was killed while hiking at Devil's Den State Park in Arkansas. Chris Swecker, former FBI assistant director, tells "Elizabeth Vargas" the remote nature of the crime's location makes it "perfect for predators" to commit such awful offenses.

Arkansas authorities are hunting a killer after a couple was murdered Saturday while hiking with their two young daughters in Devil’s Den State Park. Clinton David Brink, 43, and Cristen Amanda Brink,