- Bird flu detected in a pig for the first time in the U.S., raising concerns The Washington Post
- H5N1 bird flu found in a pig in the U.S. for the first time NBC News
- H5N1 bird flu virus discovered in pigs The Hill
- Backyard pig in central Oregon contracts bird flu, first known transmission to pig in U.S. OregonLive
- 2 more outbreaks of highly pathogenic avian influenza detected in Oregon Statesman Journal