Simon states, “When a consumer goes to McDonald's and purchases a meal, they're putting an enormous amount of trust in McDonald's, that the restaurant has done everything they can to make that food safe.

Another person in Mesa County in Colorado has been affected by McDonald’s onions. Mesa County Public Health. There have been a total of 11 local cases, including one death, in the county. Officials say that the risk to the public is low.

A Mesa County teen joined the lawsuit against McDonald's after he ate a Quarter Pounder and had extreme stomach cramps. He lost 10 pounds and was hospitalized. FOX31's Nate Belt spoke to the teen and his mom about the ordeal.

An 11th E-coli case tied to McDonald's in Mesa County was confirmed.