December 11, 2013 6:42 pm Doctors Using 3D Printers to Create Organ Replicas Organ models created with 3D printers can be used for patient education and practice surgeries. News4’s Doreen Gentzler reports. Local 2:54 ‘Healthy moms equal healthy babies': Children's National offers maternal health care 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