citizen born in afghanistan, rahami gdu jersey in 2007. according to a friend was a young father. >> amhmad had a girlfriend who was pregnant, far along in her pregnancy at the prom. they ended up giving birth to a baby girl. >> reporter: he attended junior college for a year, then worked in his family's restaurant. first american fried chicken in elizabeth, new jersey. the restaurant became the source of conflict in the neighborhood. 10:00 p.m. closing time for the restaurant but rahami's family filed a lawsuit claiming discrimination because they're muslim. there were other problems. court records reviewed by abc news show rahami was accused of stabbing a relative in the leg two years ago. but a grand jury failed to indict him. u.s. officials tell abc news rahami traveled to afghanistan and pakistan, later telling authorities he had a wife in pakistan. >> if he has made frequent investigators, in particular fbi, are going to have to figure out who he visited and what was the real purpose of his trips. >> reporter: by sunday night, police