Police in Arkansas are searching for a suspect in the deaths of a couple who investigators said were attacked while on a wooded walking trail with their two young daughters.

A couple was killed while hiking with their daughters at Devil’s Den State Park. The children escaped unharmed. Police are searching for the suspect.

State police identified the victims on Sunday as 43-year-old Clinton David Brink and his 41-year-old wife, Cristen Amanda Brink. In a statement issued on Sunday, the Arkansas State Police said the couple was killed while out hiking with their two daughter, ages 7 and 9, who were not injured in the incident.