what memex does is trawl the entire web, not just the crust. as it crawls the web, it's alt look for with specialised technology, things like photographs or match phone numbers that are embedded in different photographs and to pull them up and put them in a manageable database, when we can access review. the technology lead to two convctions and eight indictments in new york city. >> i heard law enforcement refer to this as waca mole. is that how you describe it in terms of trying to shut one side down. another comes up. >> yes . and the problem is that many of the people working in government are not as flexible as the criminals. we are dealing with a nimble opponent. >> and we are losing. >> yes. >>> that is the show for today. i'm david shuster in for ali velshi. thanks for watching. >> i don't know if this whole dance thing will work out. >> tough realities. >> we call chicago "chiraq" because we have more killers. >> life changing moments. >> shut the cam --. >> from oscar winning director alex gibney. a hard hitting look at the real issue

what memex does is trawl the entire web, not just the crust. as it crawls the web, it's alt look for with specialised technology, things like photographs or match phone numbers that are embedded in different photographs and to pull them up and put them in a manageable database, when we can access review. the technology lead to two convctions and eight indictments in new york city. >> i heard law enforcement refer to this as waca mole. is that how you describe it in terms of trying to shut one side down. >> yes . and the problem is that many of the people working in government are not as flexible as the criminals. we are dealing with a nimble opponent. >> and we are losing. >> yes. ♪ >> announcer: this is al jazeera. ♪ hello there and welcome to the news hour, i'm laura in doha and coming up, in the next 60 minutes more air strikes and more arrests as turkey continues to attack the p.k.k. and i.s.i.l. humanitarian fighting begins in yemen but whether it will hold. ceremonial welcome as barack obama begins his first full day in ethiopia and we wi

what memex does is trawl the entire web, not just the crust. as it crawls the web, it's alt look for with specialised technology, things like photographs or match phone numbers that are embedded in different photographs and to pull them up and put them in a manageable database, when we can access rerue. the technology lead to indictments in new york city. >> i heard law enforcement refer to this as waca mole. is that how you describe it in terms of trying to shut one side down. and the problem is that many of the people working in government are not as flexible as the criminals. we are dealing with a nimble opponent. >> and we are losing. >> yes. >> mary snow joins us in studio. in all the extensive reporting that you have been doing, did you expect to find this kind of stuff? >> we expected the stolen information for sale. what is disturbing is to see how many of these sex trafficking sites are on the dark web, and we made a reference to one talking about rape. also the volume of sites that are the so-called hit men for hire sites that are the

what memex does is trawl the entire web, not just the crust. as it crawls the web, it's alt look for with specialised technology, things like photographs or match phone numbers that are embedded in different photographs and to pull them up and put them in a manageable database, when we can access review. the technology lead to two convctions and eight indictments in new york city. >> i heard law enforcement refer to this as waca mole. is that how you describe it in terms of trying to shut one side down. >> yes . and the problem is that many of the people working in government are not as flexible as the criminals. we are dealing with a nimble opponent. >> and we are losing. >> yes. >>> that is the show for today. i'm david shuster in for ali velshi. >> hi bae. in my school, no one gives a (bleep) if i'm gay or not. but at home, it's just harder to be myself. >> i really want my father to just tell me. i support you and i love my gay son. >> i go to lubbock high school, which is really intense and rigorous. first, i wanted to pursue maybe science