The Environmental Protection Agency will hold another community meeting on Tuesday evening, to talk about the cleanup of the former Carter Carburetor plant in north St. Louis.
This is the third community meeting the EPA has held to discuss the cleanup.
New research shows that differences in the brain development of autistic children are already visible in infants as young as 6 months old.
Researchers at four study sites nationwide used a type of MRI scan to look at brain development in the younger siblings of autistic children, who are known to be at higher risk for autism themselves.
Ninety-two children were scanned at 6, 12, and 24 months of age, while the children were sleeping.
St. Louis Public Radio is a service of the University of Missouri-St. Louis.