A suspect has been arrested for the heartless double murder of two parents who were slain protecting their young daughters on a hiking trail in Arkansas’ Devil’s Den State Park on Saturday — ending a frantic, five-day manhunt. James Andrew McGann, 28, was arrested Wednesday in Springdale, Ark., and charged with two counts of capital murder, according to a release from the Arkansas State Police. Clinton David Brink, 43, and his wife, Cristen Amanda Brink, 41, were hiking with their two daughters, 7 and 9, through Devil’s Den State Park on Saturday when a man alleged to be McGann attacked...