Food safety experts told Popular Science this uptick in deadly food safety blunders may stem from a chaotic mix of complicated global supply chains, regulatory sluggishness, and shifting appetites for bacteria-prone pre-prepared foods.

Colorado resident Eric Stelly alleges that he became so sick after eating at McDonald's earlier this month that he had to visit an emergency room.

An outbreak of infections linked to McDonald’s Quarter Pounders has a lot of people across the United States concerned about their exposure to dangerous E. coli bacteria. ((tweaked wording here))