McDonald’s hamburgers linked to deadly E. coli outbreak in the US BBC.comMcDonald’s Stock Slides After Quarter Pounders Linked to E. Coli The Wall Street JournalWhere People Got Sick: E. coli Outbreak, McDonald’s Quarter Pounders – October 22, 2024 CDCUS deadly E. coli outbreak linked to McDonald’s burgers DW (English)McDonald’s shares fall as E. coli outbreak tied to Quarter Pounder kills 1 in US Yahoo Finance