Colorado teen tells NBC she's battling kidney failure from E. coli linked to McDonald's

A Colorado girl experienced severe kidney failure after consuming a contaminated Quarter Pounder from McDonald's. Tests confirmed an E coli infection, leading to an investigation that identified raw onions as the likely contamination source. As a precaution, McDonald's has temporarily removed onions from their burgers.

What illness did the Colorado girl suffer from after eating a Quarter Pounder?

What was the girl's favorite snack mentioned in the text?

What specific type of infection did the girl have?

What was identified as the likely source of contamination in the Quarter Pounder?

What action did McDonald's take regarding the Quarter Pounders after the investigation?