CDC, public health and regulatory officials in several states, Canada, and the U.S. Food and Drug Administration (FDA) are investigating a multistate outbreak of Shiga toxin-producing Escherichia coli O157:H7 (E. coli O157:H7) infections linked to romaine lettuce from the Central Coastal growing regions in northern and central California.CDC
Last day (Nov 26), CDC published a report regarding the outbreak of E. coli. It's confirmed that the outbreak is linked to romaine lettuce harvested from the Central Coastal growing regions of northern and central California.
There have already been 43 reported cases from 12 different states. CDC also suggests that if you're not sure where the romaine lettuce you bought is from, please just throw it away.
There're 2-3 infected people are reported from MA, so folks please keep this alert in mind and be more careful if you notice there's lettuce in any meal you order.
People infected with the outbreak strain of E. coli O157:H7, by state of residence, as of November 26, 2018 (n=43)CDC Website