Once the roots of the Eskimo potato got too tough to eat, Christopher McCandless started collecting the seeds in a plastic bag, says author Jon Krakauer.
Photo courtesy of McCandless family
After initially recalling products made at its Oklahoma facility, Blue Bell is now asking retailers and customers to throw away or return all of its products currently on the market.
An FDA field inspector in Los Angeles checks imported shrimp, February 2009. More than a dozen federal agencies play a part in keeping food from making Americans sick. Critics say that leads to a lack of coordination, a patchwork of rules and holes in the system.