NPR Health Crowds Flood Free Clinic at New Orleans Zoo By Audie Cornish Published February 8, 2006 at 2:05 PM EST Facebook Twitter LinkedIn Email Listen • 0:00 Evie Stone, NPR Sign near the elephant enclosure points patients to the free clinics set up in tents at the Audubon Zoo. Evie Stone, NPR / A patient gets his blood pressure checked at a clinic in the Audubon Zoo. Copyright 2006 NPR