The Centers for Disease Control and Prevention (CDC) is investigating McDonald’s Quarter Pounder hamburgers amid reports that an E. coli outbreak linked to the sandwiches is making Americans sick.
The investigation comes amid a rash of foodborne illness cases in which deli meat, waffles, eggs, and other foods tainted with E. coli, listeria, and salmonella have been responsible for product recalls, hundreds of hospitalizations, and even deaths across the United States.
There are two primary reasons for the recent uptick in announcements of tainted food. One, the US food system has become extremely complicated in recent decades: There are more imported foods now as well as more highly processed foods, which creates more opportunities for disease to enter the food system.
Two, the government has better and faster tracing capabilities, thanks to legislation around food safety modernization. That makes it easier for the Food and Drug…