A teenager in British Columbia, Canada has been hospitalized with a presumed case of H5N1 bird flu, the first detected human case in the country in the current outbreak.

A Canadian teenager infected with bird flu — that country’s first case involving a locally acquired infection — is in critical condition and experiencing difficulty breathing, health officials said Tuesday.

California's public health department on Tuesday reported a possible case of bird flu in a child with mild symptoms. The state said there was no evidence of human-to-human transmission of the virus and that the child's family members tested negative.

California health officials reported a possible case of bird flu in a child in the San Francisco Bay Area. The child had no known contact with infected animals.

California's public health department reported a possible case of bird flu in a child with mild respiratory symptoms on Tuesday, but said there was no evidence of human-to-human transmission of the virus and that the child's family members tested negative.

California health officials have identified a possible bird flu case in a child who was tested for mild upper respiratory symptoms, the state Department of Public Health announced Tuesday. The child had no known contact with an infected animal,