Key points
CDC and public health officials in several states are investigating a multistate outbreak of Listeria monocytogenes infections linked to recalled Yu Shang Food ready-to-eat meat and poultry products. If you have any of these recalled products in your home, throw them out or return them to the store.
Where sick people live
This map shows where the 19 people in this Listeria outbreak lived.
This outbreak may not have been limited to the states with known illnesses, and the true number of sick people is likely higher than the number reported. This is because some people recover without medical care and are not tested for Listeria.