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. A family spokesperson says Lillian Smart died Saturday evening after being diagnosed with an infection caused by a rare amoeba called Naegleria fowleri.

Lillian Smart of Ruston infected with fatal Naegleria fowleri, likely after swimming in Lake Claiborne, health officials say

Doctors did all they could to stop the horror brain-eating amoeba from claiming little Lillian's life, but the infection became too great for her to overcome