An 8-year-old girl in Louisiana has died after being infected by an extremely rare brain-eating amoeba that is found in warm freshwater, her family says.
The CDC expanded the outbreak of cyclosporiasis linked to shredded iceberg lettuce to an additional four states, a CDC official told ABC News on Friday.
There may be other potential sources behind the outbreak.
The outbreak has sickened at least 1,600 people in five states.
The largest cluster is linked to iceberg lettuce from Taco Bell in five states.