this jenine reyes is live at the orange county jail right now. neff was investigators this morning. >> reporter: at this point he did not know they filed this 39-page arrest affidavit that landed him here behind bars. in this affidavit several messages authorities recovered in which neff threatens to shoot his roommate with a .357. look bothered. >> dick tracy lived beside neff and sean davis. he didn't know if they were lovers. there. >> november 5th neff fired a single shot that killed davis. self-defense because his partner, davis attacked him. >> i didn't know if it was on purpose or accident. fighting. earlier. >> text messages revealed days of disputes. three days before the shooting neff told davis not to come home, telling him he would be waiting up with a .357. he later said it's my mission now to exterminate you. >> not only did police discover those text messages they say neff fired that deadly shot from about 8 and a half feet away. that's the distance between me and the camera. police say it's just not close enough to pose a physical

jenine reyes is live outside where the fire started. you broke the news to extended family members today. >> reporter: they were shocked, confused and saddened when we told them that no one would face charges for this fire that happened back in june. he immediately called the state attorney's office with several questions. we went today with questions as well. >> the little boy in this video is now confined to a bed with 24 hour care. the fire that hurt him killed his older brother. tonight the man police arrested blaze no longer faces charges. >> unless we have the evidence that we believe proves beyond a forward. they have had everybody here, the state fire marshall and everybody. >> that investigation led to this 10-page arrest affidavit, why authorities believed at the felony charges for this fire. the fire marshall's office sited arson after gasoline was found in the master bedroom. prosecutors can't prove who put it there. >> there was no evidence or indication that that gasoline was put there that day to start that fire. it could