AM New Hampshire Newscast 9-3-14

A week before the primary, three Republicans vying for the first district debate in Manchester. Another journalist with New Hampshire ties is thought to have been killed by ISIS militants. A Chicago-bound flight returned to Manchester after a report of smoke in the cabin. A Maine hiker dies of a medical condition on Mt. Jefferson over the Labor Day weekend. And Merrimack honors an officer who died Monday from ALS with an Ice Bucket Challenge.