3.8 million hens killed in Iowa HARRIS, Iowa––Workers at Sunrise Farms near Harris in Osceola County, northeastern Iowa, on April 22, 2015 scrambled to kill 3.8 million laying hens to try to quell a fast-spreading pandemic of the highly pathogenic H5N2 avian influenza that started in British Columbia, Canada, in December 2014. The National Veterinary […]