he used very aggressive words. he said if i will not stop talking, that blood will come out from me. >> katya is one of the few women with the courage to come forward. she even testified before congress. >> and every day for until now, i'm living, i'm scared that something can happen anytime. >> people will often talk about there's been a bust and a number of prostitutes have been found. well, i wish our language could change because saying that someone is a prostitute denotes a choice. these women, many women, are actually prostituted. >> we've seen such horrific crimes involving sex trafficking. >> marcie forman oversees hundreds of special agents tasked with cracking down on criminals who traffic women. >> it's all about the money. these organized criminals don't think of these people as human beings. they think of them in dollars