Philadelphia and Bucks County are trafficking hubs - look at the sealed indictment list for SE PA.
http://www.buckscountycouriertimes.com/806ebd56-a1fe-11e7-86b8-a3da1fb9dc3d.html "In Pennsylvania, 117 human trafficking cases have been reported to the National Human Trafficking Hotline as of June 30, compared to 156 total reported cases in 2016, placing the state as the nation’s current ninth-biggest hotbed for trafficking" -
http://6abc.com/news/grand-jury-decades-of-sexual-abuse-at-solebury-school-/1732557/
https://www.phillyvoice.com/d-five-furries-arrested-alleged-sexual-abuse-bucks-county-boy/
https://www.nbcphiladelphia.com/news/local/Bucks-County-Child-Rape-Suspect-412889383.html
http://www.philly.com/philly/news/pennsylvania/massage-parlors-sex-trafficking-report-pennsylvania-jersey-20180129.html