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 daughters, ages 7 and 9, who were not injured in the incident.

Arkansas police say the killer of a married couple who had been hiking the remote Devil’s Den State Park with their young daughters was likely injured during the weekend attack.