Conditions in the slaughterhouse on those days were especially conducive to the proliferation of dangerous E. coli bacteria, a press release explained, so all beef packed that day should be considered potentially disease-bearing.

Click here to read the full USDA news release.

In all, the recall now affects 890,000 pounds of beef shipped to the U.S.

Investigations have indicated that XL Foods is largely at fault in the outbreak. Yesterday, Canadian officials announced that its meat-packaging license had been suspended.  end mark


—Compiled from USDA news release and the Huffington Post