Andrew James McGann, a teacher accused of killing a couple who were hiking with two of their daughters at Devil's Den State Park in Arkansas, is scheduled to be arraigned on two capital murder charges ...

Without warning, the family is ambushed on a hiking trail by a man with a knife. 43-year-old Clinton fights with the man as 41-year-old Cristen runs with their daughters, 9-year-old Arianna and 7-year ...