After more than five months without a new outbreak, Iowa has reported four outbreaks of bird flu in commercial poultry flocks in less than a week.

Another flock has been hit by bird flu here in iowa tonight -- it's the sixth this year -- and the fourth reported in a sioux county flock...The other two were

A Sac County flock of about 45,000 turkeys was recently infected by highly pathogenic avian influenza, the fourth detection of the virus in less than a week.