A listeria outbreak linked to recalled frozen supplemental nutrition shakes has infected 38 people, killing 12, according to an update on Monday from federal and state health officials.The infections,

Frozen supplemental shakes have been linked to a nationwide Listeria outbreak that have led to 38 illnesses and 12 deaths.

A deadly listeria outbreak has resulted in a recall of frozen supplemental shakes used at long-term care facilities. The shakes were made by Prairie Farms Dairy Inc. based in Fort Wayne, Indiana, and were sold under the brands of Lyons ReadyCare and Sysco Imperial, the Food and Drug Administration.