What is human trafficking and who is most at risk of being trafficked?

https://traffic.libsyn.com/anunslife/RNC-IGF027-aug-07-2013-Nacke-Oestreich-human-traf-defined.mp3
Podcast Recorded:

This Random Nun Clip is from our In Good Faith podcast with Sisters Margaret Nacke, CSJ, and Ann Oestreich, IHM.Hear the full podcast at IGF027.