E. Coli Outbreak Tied to McDonald’s Widens to 75 People in 13 States The New York TimesE. coli cases linked to McDonald’s Quarter Pounders rises to 75, federal agencies say CNNE. coli Outbreak Linked to McDonald’s Quarter Pounders CDCTaco Bell, Pizza Hut, and KFC Recall Onions Linked to Deadly McDonald’s E. Coli Outbreak AllrecipesE. coli infections tied to McDonald’s burgers rise to 75, US FDA says Reuters