Workers in protective clothing tried Friday to control the spread of a lethal virus at a hen farm in Jefferson County near Lake Mills, Wis. Andy Manis The Associated Press
Workers in protective clothing tried Friday to control the spread of a lethal virus at a hen farm in Jefferson County near Lake Mills, Wis. Andy Manis The Associated Press

Bird flu spreads north, dooming millions of chickens and turkeys

April 27, 2015 4:15 PM