California confirms bird flu outbreak in three dairy cow herds

The California Department of Food and Agriculture Aug. 30 reported cows in three dairy herds tested positive for bird flu. No human cases were confirmed in association with this incident. Both the California Department of Health and the Centers for Disease Control and Prevention consider the risk of bird flu to the general public as low. As of yesterday, there have been 13 total positive cases of H5 bird flu in humans, according to the CDC.