The number of cases in the E. coli outbreak linked to McDonald's Quarter Pounders has risen to 90, the CDC said in an update on Wednesday.
McDonald's announced Sunday that Quarter Pounders will again be on its menu at hundreds of its restaurants after an outbreak of E. coli poisoning killed one person and sickened at least 75 others across 13 states.
Michigan, New Mexico and Washington have also been added to the list of states with reported illnesses
A California-based produce company was the source of fresh onions linked to a deadly E. coli food poisoning outbreak at McDonald's.
The first lawsuit was filed in the deadly E. coli outbreak linked to McDonald's. ABC13 spoke with a doctor about the symptoms and how the bacteria can get into your food.