WATCH: Devils Den killer arrest footage, Arkansas couple killed

New video shows the moments police arrested the man accused of killing two hikers at the Devil s Den trail in Arkansas. You can see Andrew James McGann being taken into custody while getting a haircut. Arkansas police charged the 28yearold schoolteacher in the killing of a married couple who were hiking with their children at at the state park. Police announced the arrest at a Wednesday night news conference but would not discuss a motive. McGann had been hired at Springdale Public Schools as a teacher candidate for the upcoming year but had not yet come into contact with any of its families or students, the district said in a statement. Subscribe to LiveNOW from FOX Where to watch LiveNOW from FOX: Follow us LiveNOWFOX on Twitter: Raw and unfiltered. Watch a nonstop stream of breaking news, live events and stories across the nation. Limited commentary. No opinion. Experience LiveNOW from FOX.