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

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.

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.