A man newly hired as a schoolteacher in Arkansas has been arrested in the killings of a couple in front of their children at Devil’s Den State Park.

Clinton and Cristen Brink both were fatally attacked in Arkansas over the weekend, allegedly by a former Oklahoma teacher.

Police in Arkansas arrested Andrew James McGann, 28, in the murders of a couple who were walking with their daughters at Devil's Den State Park. The two girls managed to escape. CBS News' Omar Villafranca reports.