SIOUX FALLS, S.D. (AP) — Sheriff’s officials say a six-week old South Dakota boy was mauled to death by his family’s dog. The Belgian Malinois attacked the baby Thursday afternoon at a home in Hartford, about 15 miles northwest of Sioux Falls. The Minnehaha County Sheriff’s Office said in a statement that first responders found the boy with several bite wounds. He was flown by helicopter to a hospital where he died of his injuries. The Sioux Falls Area Humane Society has taken custody of the dog.