In 1948's All-Star Comics #40, the Justice Society tackles juvenile delinquency!
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The issue is a "message" comic, teaching of the dangers and causes of juvenile delinquency.
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The Justice Society brings in their own juvenile support group for help!
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One teen thug surprises Green Lantern and Black Canary and clobbers them with a chair!
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The Justice Society actually turn to one of their junior members to go undercover!
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And it's the Junior Justice Society that actually captures the youth gang!
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In other embarrassing losses in the issue, Flash and Hawkman knock themselves out...
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and the Flash is later knocked out AGAIN in a fight with the gang!
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