What's behind the rise in foodborne illnesses?
It’s become routine: a warning from the federal government about a food product that's suddenly considered a potential danger. On Wednesday, the CDC warned of salmonella contamination linked to certain ground beef, last month it was E. coli in romaine lettuce traced to Northern California. In fact, 2018 has already recorded the highest number of multistate foodborne illnesses outbreaks in recent years. Atlantic senior writer Derek Thompson joins “CBS This Morning: Saturday” to discuss what’s behind the rise in foodborne illnesses.