Laboratory findings show that Yu-Shang Food ready-to-eat meat and poultry products were making people sick, the CDC said.

An infant has died in a listeria outbreak linked to a brand of ready-to-eat meat and poultry products, federal authorities said. 11 people have been infected in four states in the outbreak.

An infant has died and another ten people infected following a Listeria outbreak that has now spread to New York, New Jersey, Illinois and California.