This marks the state’s first human case of bird flu. The Oregon Health Authority said the case is linked to an outbreak in chickens at a commercial egg farm in Clackamas County last month.

New CDC research suggests that a small but significant percentage of dairy farmers working near infected cows have recently contracted H5N1, often without knowing.

The presentation, so brief as to be little more than a public service announcement, signals an abandonment of efforts to prevent the emergence of a wider avian flu pandemic.