A global outbreak of avian flu has reached Arizona, affecting animals and humans. Officials say the public health risk ...

Officials in Arizona ... part of the state said wastewater tested positive for the virus in Coconino County, about 190 miles northeast of the zoo. Poultry slaying and the bird flu:The process ...

There is no evidence of human-to-human transmission of bird flu in Arizona, and risk to the public is low, state and federal officials have said. Arizona cases:Bird flu detected in geese at a park ...