November 19, 2014 5:45 pm Centers for Disease Control Involved in Investigation of Potential Cluster Suicides in Fairfax County The tragic deaths of three girls in Fairfax County prompted federal health officials to get involved. Doreen Gentzler reports. Local 2:14 Opioid crisis: National drug take back day on Saturday 2:55 Concussion treatment: Returning to school and limiting screen time may help, study finds 2:39 What to know about ADHD medication and pregnancy 2:08 How to pick the best running shoes for outdoor exercise 3:41 Nail biting: A psychiatrist shares tips