A growing number of reported E. coli cases have been linked to McDonald's Quarter Pounder burgers. The outbreak has now hit 14 states so far in the U.S., sickening at least 104 people—up from ...

coli outbreak that has sickened 49 people across 10 states, with most cases involving McDonald’s Quarter Pounder burgers. To date ... people in Colorado (26), Nebraska (9), Utah (4), Wyoming (4), ...

While a specific ingredient has not been confirmed as the source of the outbreak, "most sick people report eating McDonald’s Quarter Pounder burger," the ... takes 3 to 4 weeks to determine ...