Only 17 states checked if people who live or work at child care locations were sex offenders, as of 2013?

No, this isn't the title of an Onion article.  It is a real article from 2013:

https://www.boston.com/uncategorized/noprimarytagmatch/2013/03/27/in-wake-of-alarming-audit-state-to-check-whether-child-care-workers-are-sex-offenders

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