liz mcdougall is general counsel for backpage.com. you heard that young woman say that if not for that web page she'd have been found sooner. she said her pimp told her backpage was safer than being on the street, and there was a lot of money to be made. do you worry when you see something like that that backpage is paving a road for these pimps? >> no. my heart goes out to natalie and her family. i understand how she feels because of her experience. the reality is not that one website is responsible or could be responsible for what happened to her or for the perpetuation of prostitution, sex trafficking, our child sex trafficking. we have sex work in our society, legal and illegal, and that's not going away anytime soon. >> you told us you generate 300 to 400 ads a month you send over to the groups that police these taish that try and find missing children. you've got something that tells you you know that 300 to 400 times a month you're seeing things that you believe are trafficking, child trafficking. >> we make 300 to 400 reports