Fourth human case of bird flu reported by California public health officials

The California Department of Public Health reported the state’s fourth case of a person contracting bird flu Thursday afternoon.

The infected person was from the Central Valley and had contact with infected dairy cows. All four people were in contact with infected animals at four separate farms. Authorities concluded that there was no known link between any of the confirmed cases, indicating that the disease spread directly from animal to human.

State public health officials were...