Inside the average poultry barn, there’s an invisible problem that’s costing farmers money and harming waterways. Chicken ...

For months, an outbreak of avian flu in the state’s commercial poultry flock has stopped farmers from exporting and trading their birds to some foreign counties.

North Carolina farmers suffered a trio of bird flu outbreaks in January, the only outbreaks to happen at commercial flocks so far this year. This aerial view shows some of the many poultry barns ...