sex trade. >> tell me how you got involved in that. >> as for natalia, the pregnant 19-year-old yields perhaps the most promising tip of the night. >> kristen is, like, i need money. i want to do that, too. >> a lead on a possible juvenile going by the name of kristen. >> she said she wanted to do it because it looked like easy money. >> according to natalia the juvenile is being exploited by a local escort service. >> how old do you think she was? >> at the time 16 or 17. >> why do you think that? >> because she was in school and i knew she was under 18. >> natalia provides investigators with the description of the juvenile, her possible location, and the name of the individual who might be exploiting her, all valuable pieces of the puzzle for these detectives who will go on rescuing the young and lost caught in the grip of sex slavery in the motor city. >> yes, we did get intel on throughout the operation from a couple of the different arrests about juveniles that are currently out there working. we also identified roughly two