WEST FORK, Ark. -- A married couple was 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.

The victims had recently moved to Prairie Grove, about 12 miles from the park. A manhunt was underway for a man described as wearing dark clothing and fingerless gloves.

Arkansas State Police say Clinton David Brink, 43, and Cristen Amanda Brink, 41, were killed while hiking with their two school-age daughters at the park Saturday afternoon.