Wendy’s removes romaine lettuce used in sandwiches as CDC investigates E. coli outbreak in 4 states Tuesday, August 23 by ABC News(NEW YORK) -- Wendy's is removing the romaine lettuce it uses in some of its sandwiches as the Centers for Disease Control and Prevention investigates an E. coli outbreak that has sickened dozens of people.While a specific food has not been confirmed as the... Read More.