The US FDA is investigating whether the onions in McDonald’s Quarter Pounder burgers are the source of the outbreak.

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

The FDA is examining onions as a potential source of the outbreak and McDonald’s said it will resume selling Quarter Pounders ...

McDonald's will resume selling Quarter Pounder hamburgers in all restaurants this week, as it was informed results of testing ...

McDonald’s has reintroduced Quarter Pounders to its menu after tests confirmed no E. coli in their beef patties, linked to an ...

McDonald's Quarter Pounders are back on the menu after new testing confirmed that the chain's beef patties were not to blame ...

Following a deadly E.coli outbreak tied to McDonald’s Quarter Pounders, the Colorado Department of Agriculture tested the ...

An E. coli outbreak linked to McDonald’s Quarter Pounder has resulted in 75 confirmed cases and one death in Colorado. The ...

(NATIONAL) — 26 new cases of E. coli infections linked to McDonald’s Quarter Pounders have been reported to the Centers for ...

The Centers for Disease Control and Prevention on Friday revealed the outbreak grew to include 13 states, with at least 75 ...

A severe outbreak of E. coli linked to McDonald's Quarter Pounder burgers has expanded to 75 reported cases, mainly in the ...