Fairfax County February 3, 2023 11:51 am How a Therapy Dog Helps Fairfax County Students Learn Math A golden retriever is helping students learn math in Fairfax County. NBC4’s Juliana Valencia reports. 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