In Lebanon County, Pennsylvania, Chazzity Candelario says she was trying to keep her son from eating too many hot dogs when she chained him to an oil tank. A Louisiana child abuse case is unfolding after a kindergarten age boy is found dead weighing less than a house cat, and investigators say his parents starved him to death. Human trafficking fears intensify in the search for a missing Texas teenager after a nonprofit group says it received a phone call believed to be from the girl herself. Drew Nelson reports.