@CNN: More E. coli cases are linked to romaine lettuce, and the US Food and Drug Administration traces outbreak to parts of California https://t.co/k2VHHpfKjs https://t.co/X5PBsRv7Ox

@CNN: More E. coli cases are linked to romaine lettuce, and the US Food and Drug Administration traces outbreak to parts of California https://t.co/k2VHHpfKjs https://t.co/X5PBsRv7Ox