Of the 18 people whom state and local public health experts were able to interview, 16 reported eating meats sliced at a deli in the month before they got sick. There are no reports of people getting sick after eating packaged deli meat. It’s not exactly clear what meat is to blame for the listeria in this outbreak, the CDC says. The CDC and the US Department of Agriculture’s Food Safety and Inspection Service are investigating, but no recalls have been issued. Most people who were sick reported eating turkey or liverwurst, and some reported eating ham. The meat came...