The Centers for Disease Control and Prevention's PulseNet service monitors clusters of sickness linked to potentially dangerous strains of foodborne pathogens such as E.coli or salmonella.
The famed Noma restaurant in Copenhagen has been blamed for more than 60 of its diners falling ill. Investigators say an illness spread from the staff to the customers.
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Spinach has lots of opportunities to pick up E. coli and other bugs during harvest and growing. Here, a Mexican migrant worker cuts organic spinach during the fall harvest at Grant Family Farms in Wellington, Co.
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Concerns about salmonella contamination led Cargill to recall 36 million pounds of ground turkey sold under many different brand names, including these packages at a Kroger grocery store in Redwood City, Calif.