E. coli outbreak linked to McDonald's is over, CDC says

The CDC and FDA have closed their investigations into an E. coli outbreak linked to McDonald's Quarter Pounder hamburgers after determining there is no longer a safety risk.

E. coli outbreak linked to McDonald's is over, CDC says
The CDC and FDA have closed their investigations into an E. coli outbreak linked to McDonald's Quarter Pounder hamburgers after determining there is no longer a safety risk.