Arkansas police have released a photo of a man wanted for questioning in their investigation into the killing of a married couple at Devil's Den State Park.

Authorities are seeking the suspect in the deaths of a couple hiking on a trail at a state park in Arkansas. Their two children were with them and unharmed.

Police are searching for an unknown suspect in the killings of Clinton David Brink, 43, and Cristen Amanda Brink, 41, according to a release from Arkansas State Police Sunday.

The couple was attacked while hiking in Devil's Den State Park with their children. The suspect remains at large.

The couple was "attacked" while hiking in Devil’s Den State Park in Arkansas. A suspect was seen driving with tape on his license plate, authorities said.

Police released a composite sketch of a man sought for questioning in the deaths of a couple killed while hiking in an Arkansas state park.

The Arkansas State Police released a photo and artist's rendering of the man suspected of murdering two adults at Arkansas' Devil's Den State Park on Saturday.

Arkansas police have released a photo of a man wanted for questioning in their investigation into the killing of a married couple at Devil's Den State Park.

Officials say a 28-year-old Arkansas man has been arrested in the killings of a married couple in front of their children at Devil’s Den State Park over the weekend.

James Andrew McGann, 28, was arrested at 4:57 p.m. local time on July 30 at a business in Springdale, Arkansas, state police said.

A suspect was arrested and charged with murder in connection with a couple killed while hiking with their kids. But there are still many questions.