just [ bleep ] kill me. reporter: tonight, for the first time, a window into the disturbed mind of parkland school shooter nikolas cruz in the hours after the massacre that left 17 students and teachers dead. you deserve to die because you re [ bleep ] worthless. reporter: cruz at times seen alone, talking to himself during an 11-hour interrogation with the broward sheriff s office. he s telling the detective he s attempted suicide with ibuprofen and alcohol, killed small animals and has heard a demon voice inside his head for years. did the voice tell you to buy that ar-15? yes. reporter: cruz claiming the demon talked to him the night before the shooting at marjory stoneman douglas high school. what does it tell you to do? burn, kill, destroy. okay, burn, kill, destroy what? anything. reporter: cruz asking to see his brother, zachary. what do you think mom would think right now if she was she would cry. she would cry. reporter: zachary, trying to calm
significant? it wouldn t have been, had we not known about it. now it s in the public sphere. the team surrounding kushner, i m guessing, will be very sensitive to that, as should mr. kushner. mexicans know that we know this piece of intelligence. it s unlikely they ll try to pull a fast one on him while he s there. he is landing on a country team down there under ambassador jacobson who is terrific and fantastic. nobody knows the region or mexico better. he will be insulated enough. this is one of the reasons why, quite frankly, we re not supposed to talk about security clearances in a public realm. in this case, it could insulate him. admiral kirby, elise labott, thank you. grand jury now indicted the parkland school shooter. we have details about what he has been doing behind bars as he has been sitting in jail. also, starting revelation from police in england, confirming that a former russian spy and his daughter were likely