sentences:  Additionally, the U.S. Department of Agriculture announced that the meat of 345 hogs that had eaten contaminated feed had entered the U.S. food supply, possibly via slaughterhouses in Kansas and Utah.Also on Monday, April 26, seven recalls were either expanded or issued for the first time.The final Wilbur-Ellis-related recall was issued by Chenango Valley Pet Foods, nine days after Wilbur-Ellis had announced its rice protein was contaminated with melamine.