CDC investigates an E. coli outbreak in 4 states after some Wendy's customers fell ill
The CDC said the source has not been determined but said many of the sickened people had reported eating sandwiches with romaine lettuce at Wendy's restaurants in four Midwestern states.
The Centers for Disease Control and Prevention said Friday it is in four states that has sickened at least 37 people and put 10 in the
