'Downer' Dispute Clouds Mad Cow Case Eyewitness accounts are challenging assertions by the U.S. Department of Agriculture that the Washington state Holstein infected with mad cow disease was a "downer," or visibly sick cow. The dispute underlines disagreements over the need to expand mad-cow testing to include cattle that appear healthy. NPR's Allison Aubrey reports.
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'Downer' Dispute Clouds Mad Cow Case

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'Downer' Dispute Clouds Mad Cow Case

'Downer' Dispute Clouds Mad Cow Case

'Downer' Dispute Clouds Mad Cow Case

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  • <iframe src="https://www.npr.org/player/embed/1687070/1687071" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Eyewitness accounts are challenging assertions by the U.S. Department of Agriculture that the Washington state Holstein infected with mad cow disease was a "downer," or visibly sick cow. The dispute underlines disagreements over the need to expand mad-cow testing to include cattle that appear healthy. NPR's Allison Aubrey reports.