attorney. would say there's a difference between prostitution and trafficking? >> trafficking is a the manufacturing of children for the sex trade. they're just getting sold and passed on from one exploiter to the other. and a lot of times it's because they don't know any life after this. >> children for sale the fight to ends human trafficking, tonight 9:00 eastern of course here on cnn. and if you care about this issue and want to impact your world, you can. you can find ways to make a different for this cause and others. go to cnn.com/impact. meanwhile, donald trump is still surging in the polls. but some in the media are calling for him to drop out of the race. donald trump versus the media, coming up.