Authorities have released a photo and sketch of a person they want to question about a fatal attack at Devil's Den State Park in Arkansas.

As the manhunt expands for a suspect in the murders of 43-year-old Clinton Brink and his 41-year-old wife, Cristen, Arkansas State Police released a composite sketch of a man seen at the park where the attack occurred and say they want to question him. NBC’s Aaron Gilchrist reports for TODAY.

A 43-year-old man and a 41-year-old woman were killed at Devil's Den State Park in Arkansas, the state police said.