Mold, meat residue, rust and insects were noted in a USDA report detailing "unsanitary conditions" at the Boar's Head plant in Petersburg.

Government inspectors documented unsanitary conditions at several Boar’s Head deli meat plants, not just the factory that was shut down last year after a deadly outbreak of listeria poisoning, federal records show.

Inadequate sanitation practices at a Boar’s Head deli meat production facility in southern Virginia were “a notable contributing factor” to last summer’s listeria outbreak, according to a report released Friday by the U.