Bird flu infects 3 more people; number of human cases in US grows to 39
Bird flu has infected three more people from Washington state after they were exposed to poultry that tested positive for the virus, according to health authorities in Washington and in Oregon, where the human cases were identified. A total of 39 people have tested positive for bird flu in the U.S. this year, including nine from Washington, as the virus has infected poultry flocks and spread to more than 400 dairy herds, federal data show. All of the cases were farm workers who had known contact with infected animals, except for one person in Missouri. The people from Washington cleaned facilities at an infected chicken farm after birds were culled to contain the virus, the Washington State Department of Health said in an email on Thursday. Officials tested workers who…