Feds don’t know what caused romaine lettuce food poisoning outbreak

U.S. food regulators say they weren’t able to identify a contamination source for a food poisoning outbreak that prompted them to warn people to avoid romaine lettuce this fall. The Food and Drug Administration says it wasn’t able to determine how a water reservoir on a Santa Barbara County, California, farm became contaminated with E....

from New York Post https://nyp.st/2BzQ61D