: What is E. coli ? USDA announces a new tracing method for contaminated food , poultry . The goal is to eliminate an outbreak rather than trying to contain it . Meat and vegetable processors , farmers , retailers have new recall procedures .
USDA announces a new tracing method for contaminated food , poultry . The goal is to eliminate an outbreak rather than trying to contain it . Meat and vegetable processors , farmers , retailers have new recall procedures .