While this particular issue seems quite specific to the US, we can still find it relevant to those of us whose countries offer Foster-care programmes and Programmes for youths who cannot live in their family homes.
Children in the foster care system lack a permanent and stable family, they may move multiple times during their time in foster care and may have limited access to educational opportunities. This may contribute to their sense of vulnerability and puts them at risk of Human Trafficking.
You can download the pdf or go to online copy at :
https://files.constantcontact.com/c719bcdc001/f39dda47-eaff-4e7c-a6d5-e1dc5fc6c626.pdf