Coleson McCoy watches Heather Milliron work on a project in advanced physical science at the Global Impact STEM Academy in Springfield, Ohio. The city, which lost jobs as factories closed, is trying to boost local incomes with education.
Maddie McGarvey for NPR
Factories have been closing in southwest Ohio for years. This Delphi factory in Dayton shut down in 2006. Economists say that to a large degree, the decline in middle incomes reflects the loss of factory jobs.
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Sparks fly as Dan Hensley pours liquid iron (at 2575 degrees Farenheit) into the mold for a piano plate destined for Steinway pianos, at O.S. Kelly foundry in Springfield, Ohio.