Houston man tells police he 'lost his cool' in fiancee's fatal stabbing

Pamela Pratt lay dead in the passenger seat of her fiance's SUV, fatally stabbed in the neck and the chest, while he drove around trying to figure out how to deal with the violent outcome of a fight, he allegedly told authorities.It would be more than two hours before Kenneth B. Howard called police and told them he had killed the woman, according to details provided by a Harris County prosecutor at a probable cause hearing for the 61-year-old Houston man who was charged with murder.