bird flu U.S. lawmakers to examine worst-ever bird flu outbreak The U.S. Senate Agriculture Committee is set to hold a hearing next month on the deadliest-ever outb... Jun 11, 2015 06:50 PM EDT Iowa governor declares state of emergency due to bird flu outbreak Iowa Governor Terry Branstad declared a state of emergency on Friday due to a rapidly expanding avia... May 01, 2015 06:14 PM EDT