FILE - A Jersey cow feeds in a field in Iowa, May 8, 2018. (AP Photo/Charlie Neibergall, File)
FILE - Chickens stand in their cages at a farm, in Iowa, Nov. 16, 2009. (AP Photo/Charlie Neibergall, File)
FILE - A Jersey cow feeds in a field in Iowa, May 8, 2018. (AP Photo/Charlie Neibergall, File)
FILE - Chickens stand in their cages at a farm, in Iowa, Nov. 16, 2009. (AP Photo/Charlie Neibergall, File)