b'Jamal Ahmed Jamal Ahmed, MD, and nurse Scott Davis, MD, and nurse Scott Davis discuss a new way to decrease stroke risk discuss a new way to decrease stroke risk in some heart patients with atrial fibrillation. in some heart patients with atrial fibrillation. Nurse Kim Nasby and social worker Chanel Beard Nurse Kim Nasby and social worker Chanel Beard talk about reducing violence. talk about reducing violence. Wanda Fremont Wanda Fremont, MD, tells of, MD, tells of a forthcoming hospital unit for adolescent psychiatry patients a forthcoming hospital unit for adolescent psychiatry patients. .'