Bird flu poultry vaccines. The U.S. hasn't, amid political and economic pushback.

To combat bird flu spread, other countries have authorized poultry vaccines.

The U.S. hasn’t, amid political and economic pushback.

Without a vaccine, experts say the virus poses an escalating threat: “The minute it transmits to humans, it’s done.”

(Published Nov. 2025)

— ProPublica (@propublica.org) 2026-03-14T03:00:03.617684942Z