Police cordon off the area around a shooting in Chicago Wednesday. The violence broke out down the street from where NPR's David Schaper was conducting an interview about urban renewal efforts. David Schaper /NPR hide caption

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Involuntary commitment to a hospital for mental illness can be a lengthy and complex process. A California law makes mandatory outpatient treatment an option. iStockphoto hide caption

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Massachusetts House Speaker Robert DeLeo addresses a crowd during a Democratic Party convention last year. DeLeo unveiled a comprehensive gun bill Tuesday. Aram Boghosian/Boston Globe via Getty Images hide caption

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