you had contact with one of the men? one time a year ago. he, uh i come home. walking up this. i had a heart condition. i collapsed over here on to this steps, stairwell. and he seen all that. he came over and offered me help. how do you reconcile that with a guy who drives to texas and shoots people? it s easy. everybody has a good side to them. if you see some body hurting like that you are going to help him. i think he want to texas to shoot people for a reason. reporter: the reason appeared to be inspired by isis. on simpson s twitter feed he wrote, the bro with me and myself have given allegiance to amirul mumineen, the pseudonym of isis, his last tweet. the first clues date back to the 2011 arrest. talking to an fbi informant over years, court records show simpson wanted to go to somalia
this stairwell. and he seen all that and he came over offered me help. reporter: how do you reconcile that with a guy who drives to texas and shoots people? oh, it s easy. everybody has a good side to them. if you see somebody hurting like that you re going to help them. you know i think he went to texas to shoot people for a reason. reporter: the reason appeared to be inspired by isis. on simpson s twitter feed he wrote the bro with me and myself have given bay ah to muminen. but the first clues date back to that 2011 arrest. talking to an fbi informant over years, court records show simpson wanted to go to somalia to fight. recorded on wire taps saying if you get shot or you get killed it s heaven straightaway. heaven that s what we are here for so why not take that route?
have given bay ah to muminen. a pseudonym for the leader of isis. his last tweet before the texas attack. but the first clues date back to that 2011 arrest. talking to an fbi informant over years, court records show simpson wanted to go to somalia to fight. recorded on wire taps saying if you get shot or you get killed, it s heaven straightaway. heaven, that s what we are here for so why not take that route? you try to make us become slaves to man? no, we slave to allah. we re going to fight you to the death. attorney christina sitton defended simpson when the fbi arrested him. there are lots of questions now about whether he s someone who may have fallen through the cracks. do you look back on the case and wonder the same thing? no, i don t. he was on probation for three years. he didn t have any violations. he didn t have any problems that i was aware of. i don t feel like he was ever a danger or ever someone that was going to be harmful. perhaps he just got angry and did a reall
at all, the connection between these men and isis. the fbi filled a van with evidence from the gunmen s phoenix apartment. investigators scrubbing all items hoping to piece together a timeline of this plot. neighbors in their apartment complex saw nothing outwardly alarming from the two roommates except one of the men, elton simpson, put his car up for sale. i m getting goose bumps thinking about it right now. reporter: arial whitlock exchanged texts with simpsons. you don t think he s going to plot something and you re giving him money to plot something. reporter: but he changed his mind instead driving it to texas. shortly before opening fire simpson tweeted an oath of alee allegiance to a pseudonym. talking to an fbi informant over years court records show simpson wanted to go to somalia to fight, recorded on wiretap
and shoots people? it s easy. everybody has a good side to them. if you see some body hurting like that you are going to help him. i think he want to texas to shoot people for a reason. reporter: the reason appeared to be inspired by isis. on simpson s twitter feed he wrote, the bro with me and myself have given allegiance to the pseudonym of isis, his last tweet. the first clues date back to the 2011 arrest. talking to an fbi informant over years, court records show simpson wanted to go to somalia to fight. recorded on wiretaps saying, if you get shot or you get killed it s heaven straight away. heaven. that s what we are here for. so why not take that route. try to make us become slaves to men. know, we slave to allah. we going to fight you to the death. atopper christina sitton defended simpson when the fbi