S. Korea reports 3 new bird flu cases at poultry farms

South Korea reported new cases of highly pathogenic avian influenza at three poultry farms Wednesday, bringing the total number of cases this season to 21. The cases were found at a chicken farm in Anseong, about 65 kilometers south of Seoul, a duck farm in the southwestern county of Gochang and another duck farm in the southwestern city of Naju, according to the Central Disaster Management Headquarters. Authorities have restricted entry to the farms, and begun culling animals and investigating