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In this Aug. 3, 2016 photo, Joseph Russell, 2, rides his tricycle outside his home at the West Calumet Housing Complex in East Chicago, Ind. More than 1,000 residents of a public housing complex in northwest Indiana have been left in a state of panic and uncertainty since authorities informed them last month that their homes need to be destroyed because of a serious lead contamination threat. (Jonathan Miano/The Times via AP) (AP)

Way more kids than we thought have lead poisoning

Grist.org