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.

White House press secretary Karine Jean-Pierre on Wednesday said President Joe Biden 's administration is taking news of an E. coli outbreak linked to McDonald's "very seriously." This is a developing story and will be updated when more information becomes available.

The CDC is investigating an E. coli outbreak across 10 states linked to the burger chain, with one death and dozens of illnesses reported.

McDonald’s worked Wednesday to reassure customers that its U.S. restaurants are safe as federal investigators tried to pinpoint the cause of a deadly E. coli outbreak linked to the fast-food giant’s Quarter Pounder hamburgers.

McDonald’s said customers should feel confident ordering from its restaurants despite a deadly E. coli outbreak linked to its Quarter Pounders.

Federal officials say E. coli food poisoning linked to McDonald’s Quarter Pounder hamburgers has sickened at least 49 people in 10 states.

E. coli is a type of bacteria found in the environment, including water, food and in the intestines of people and animals. There are many kinds of harmless E. coli, but a few type

One person died and 10 were hospitalized in an E. coli outbreak in 10 states, which health officials linked to the McDonald’s burgers.

McDonald’s said Wednesday that consumers should feel confident ordering from its restaurants despite a deadly E. coli outbreak linked to its Quarter Pounders. McDonald’s U.S. President Joe Erlinger said in an interview on the “Today” show that the company has removed the Quarter Pounder from its menu in the 10 states where dozens of people were sickened,