Twenty years ago this week, a toddler named Riley Detwiler died from exposure to E. coli, one of four children who succumbed to an outbreak that sickened hundreds in the Northwest. That event took the country by surprise and cast a bright light on the problem of food-borne illness. Host Jacki Lyden speaks with Riley's father, Darin Detwiler; Carol Tucker, foreman of the Food Policy Institute; former Agriculture Secretary Mike Espy; and New York Times journalist Michael Moss.
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