January 11, 2018 6:17 am Video Shows Teen Confess to Killing 15-Year-Old Girl News4 has obtained video of an 18-year-old woman confessing to stabbing and killing a 15-year-old girl she believed was responsible for her boyfriend’s killing. Local 1:24 70-year-old man dies after hit-and-run 2:08 Defendant changes plea to guilty after hearing shooting victim's testimony in court 25:59 Former DC official referred for criminal investigation: The News4 Rundown 2:21 Montgomery County introduces new police chief 3:03 Suspect arrested in fatal shooting at car meetup