The NICD published its most recent report on the deadly Listeria outbreak. Fortunately, it is winding down at the polony was pulled from shelves. However, the NICD warns that not all polony has been recalled, and due to the long incubation period for Listeria, case could still be counted for some time.

It was a wide-spread outbreak.

The outbreak greatest impact was on babies less that 28 days of age and people in the 15 – 49 years of age.
Listeriosis outbreak situation report_22April 2018_fordistribution

I assume that the fellow that left this comment on my post of yesterday
I remember the first time I traveled outside the US, I got a series of vaccine – including a Hepatitis A vaccine. I do not recall ever seeing a warning about travel within the US – go figure.
First off, “shout out” to the eight prisoners at 
I think that may have been a commercial jingle from the 60’s?
Eight people locked up together eating the same romaine lettuce at the same time is an epidemiologist’s dream – especially when those eight people are linked to some 50 illnesses linked to romaine lettuce in the “lower 48.” You can be assured that the purchasing office will know who supplied the romaine and that supplier will most assuredly know who processed the romaine and that processor likely knows who grew it in Yuma, Arizona – case closed.
As of April 18, 2018, 53 people infected with the outbreak strain of E. coli O157:H7 have been reported from 16 states. Alaska 1, Arizona 3, California 1, Connecticut 2, Idaho, 10, Illinois 1, Louisiana 1, Michigan 2, Missouri 1, Montana 6, New Jersey 7, New York 2, Ohio 2, Pennsylvania, 12, Virginia 1 and Washington 1.