State police say a southwest Virginia deputy fatally shot a 16-year-old after the teen stabbed him during a confrontation. The incident took place Saturday afternoon near the community of Appalachia in Wise County during a search for two missing juveniles. The injured deputy was flown to a Tennessee hospital for treatment. The 16-year-old’s remains were taken to a medical examiner’s office for an autopsy. A 13-year-old girl who had been with him was not injured.  An investigation is ongoing.