says friends were always devout, coming to pray at the mosque more tan once a day. never talked politic, had a good paying job and a family. he shared pictures of his newborn daughter at the mosque. >> even afterward when he had the baby he was very excited and very happy. and he told us that he's getting his masters. that's why it's very, very surprising. >> reporter: a double life say those who prayed with him, encouraged, they believe, by online radicals. >> i can't go and look at a person's id address and see his web history or e-mails and see what h is he doing, who is he talking to. >> reporter: here's what's concerning to his acquaintances at the mosque. they thought they knew what the profile was. someone, maybe a young man who didn't have a job, who spoke loudly about politics. here is a man who they prayed with who came regularly, who had a new wife, a newborn, and a stable, good paying job. this isn't exactly the sort of person they thought who would ever do anything like this.