now back to greta investigates. >> the co motor of accused killer ali muhammad brown fled seattle and ended um in somalia. >> in 2006 the fbi received a phone call from ruben shumpert, brown's pal from the crescent cuts barbershop. >> it was a taunting type of phone call that your efforts failed. i win, you lose, i'm gone. you can't find me. >> you may indicted and arrested me but i'm in somalia and fighting the good fight with al shabab. >> two years later, he was dead. >> he died in somalia in a missile attack directed by the united states forces on a villa where he was living. one of the confirmations of ruben's death came from al shabab itself where they eulogized him as a wonderful foreign fighter from america. >> brown was on the streets getting arrested again and again. he served 84 days of his two-year bank fraud sentence and weapon found more. david ruben remained certain of the radical motivation of the mosque. >> this guy is an extremist religious zealot of the worst kind. he had been and still a member of the national liberation front and a pre-precursor to al shabab, whic

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>> coming up, should ali muhammad brown be charged with terrorism in addition to the murders? is back next. new york state is jump-starting business with startup-ny. an unprecedented program that partners businesses with universities across the state. for better access to talent, cutting edge research, and state of the art facilities. and you pay no taxes for ten years. from biotech in brooklyn, to next gen energy in binghamton, to manufacturing in buffalo... startup-ny has new businesses popping up across the state. see how startup-ny can help your business grow at startup.ny.gov test test >> we're back with our panel. chief intelligence correspondent catherine harj and fraij, director of george washington university's homeland security policy. judge, mr. brown is facing three murder counts? state court in washington. one in new jersey. your former attorney general -- what do we gain if he is charged with some federal charge on top of it? he has those. >> frankly not a whole lot. if they can tie that together and make it a murders in of aed terrorism he might conceivably get

>> coming up, should ali muhammad brown be charged with terrorism in addition to the murders? panel is back next...... ♪ music ...the getaway vehicle! for all the confidence you need. td ameritrade. you got this. >> we're back with our panel. chief intelligence correspondent catherine harj and fraij, director of george washington university's homeland security policy. judge, mr. brown is facing three murder counts? state court in washington. one in new jersey. your former attorney general -- what do we gain if he is charged with some federal charge on top of it? he has those. >> frankly not a whole lot. if they can tie that together and make it a murders in of aed terrorism he might conceivably get it in a federal court, but the effort given what has gone on up until now likely wouldn't be worth it. i don't think he gains very much. >> it seems like the american people want a terrorism charge on this even though he is facing these four murder counts, and the terrorism as a judge said really wouldn't give us much. the american people seem to want a federal terrorism charge in a

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the feds say that muhammad hamzakan was arrested at o'hare international airport over the weekend en route to vienna, austria. pamela brown joins us now with all the latest. how did authorities track him down and what more do we know about this teenager? >> they're not saying how they tracked him down but we know that federal authorities are aware of certain forms that jihadis use as well as tips from human sources and so forth. they're not being specific in this case. but there are a lot of details in this criminal complaint. authorities apparently found writings inside his chicago home showing his support for isis and desire to travel to syria or iraq. authorities say his arrest reflects a growing problem of americans being lured by the isis propaganda machine. 19-year-old muhammad khan appeared in federal court this morning accused of wanting to join isis in syria or iraq. the fbi arrested him at chicago's o'hare airport as he was about to board a flight to vienna and on to istanbul, the gateway into syria. according to the criminal complaint, police covered notebooks at khan's home with drawings of the isis flag and a