or 5:00 and wait for you to get a call, wait to get a call. >> from everything we understand, when they are being exploited by a pimp or trafficker, more accurately described, the trafficker is keeping the money. >> and if i didn't get it -- yeah, he would beat me. >> reporter: we're here at george washington university and just found out that craig newmark, founder of craigslist, will be speaking here today at a tech conference. he doesn't know we're coming and has been media shy about all these allegations against him. this guy is the craig in cra craigslist. it's his list. can people trust that children are not being sex trafficked on craigslist? >> i think we explained that pretty thoroughly in our blog. >> that's where jim buckmaster says that you will -- >> yes. >> immediately contact law enforcement if you suspect any ad -- >> jim does a great job showing that we do more than anyone in this area. pretty good for a community of 50 million people. >> reporter: this is inspector