Kennison said he reviewed the documents, including one written by Deming with his thoughts on what the next terrorist attack would be like, the number of people involved, how many would be killed and what terrorist organization would attack, court documents state. Deming also kept a layout of the heating, ventilation and air conditioning system of the intelligence facility where he worked, wrote down when it was turned on and off, and had documents about chemical attacks with multiple classified intelligence reports that he should not have had, the affidavit states.