Since May, more than 11,000 cases of cyclosporiasis, caused by a parasite, have been reported in 41 states. The outbreak comes after the Trump administration drastically cut FDA and CDC staff; disbanded a national advisory committee on how to prevent microbial contamination in food; winnowed down an early-warning surveillance program for specific pathogens; and further delayed a rule that would have required tracing contaminants from field to store. Correspondent David Pogue talks with experts who see the current compromises of food safety as “a national wake-up call.”