On the frontline against bird flu, egg farmers fear they're losing the battle
The tools the US used to contain previous bird flu outbreaks just aren't working this time, according to some agricultural experts. Some egg farmers have called for vaccinations for poultry.
[...] egg farms have had to invest millions of dollars into biosecurity. Employees shower in and shower out, before they start working and after their shifts ends to prevent spreading the virus.
But none of that has been enough to contain the outbreak that started three years ago.