Chickens walk in a fenced pasture at an organic farm in Iowa on Oct. 21, 2015. Nebraska agriculture officials say another 1.8 million chickens must be killed after bird flu was found on a farm in the latest sign that the outbreak that has already prompted the slaughter of more than 50 million birds nationwide continues to spread. Nebraska is second only to Iowa’s 15.5 million birds killed with 6.8 million birds now affected at 13 farms. CHARLIE NEBERGAIL/AP
BY JOSH FUNK Associated Press OMAHA, Neb. (AP) — Nebraska agriculture officials say another 1.8 million chickens must be killed after bird flu was found…
