An E. coli outbreak linked to McDonald’s Quarter Pounders has led to at least 49 illnesses across 10 states, including one death. Here’s what we know. Quarter Pounders made people sick The US Centers for Disease Control and Prevention issued a food safety alert Tuesday warning that dozens of people reported eating the Quarter Pounder sandwich at McDonald’s before becoming sick.

A Colorado man has filed what appears to be the first lawsuit against McDonald’s over an E. coli outbreak linked to Quarter Pounder burgers that has killed one person and sickened nearly 50 others. The lawsuit,

On Tuesday, the CDC reported 49 cases and one death linked to McDonald’s Quarter Pounders tainted with E. coli. In the past week, hundreds of waffle and pancake products were voluntarily recalled due to potential Listeria contamination.