Infections from the bacteria have occurred in people who ate Quarter Pounders, but no cases have yet turned up in Illinois.

A California-based produce company was the source of fresh onions linked to a deadly E. coli food poisoning outbreak at ...

The U.S. Centers for Disease Control and Prevention (CDC) announced an investigation into an outbreak of E. coli infections ...

Decision to cut topping comes as officials work to confirm source of bacteria linked to McDonald's Quarter Pounders.

Yum Brands announced that it is pulling onions from some of its restaurants for concerns about an E. coli outbreak linked to ...