because unauthorized disclosure will be injurious to the nation of Nigeria. The Defendant further stated that he was ordered to return the 2 cars which he did and was tele-guided as to what to write in order to retain the Range Rover he bought for his wife. He complied and the EFCC official allowed him to go with the Range Rover car. The DW1 further restated that he incurred and paid a lot of bills for Himma Abubakar on the ground that the said Himma will refund same to him. That when he was posted to Kaduna as Air Officer commanding Training Command, he told Himma the need for them to reconcile their account and the reconciliation documentary form; the said reconciliation letter dated 27/3/15 was admitted as Exhibit W. It is the evidence of DW1 that the statement obtained by STF1 is not amongst the statements tendered in evidence by the prosecution; if that statement was tendered the issue of receiving $300,000.00 as gratification will not arise. The DW1 further led evidence involving the National Security of the Nation. In the cause of his evidence, copies of e-mail of some transfers and certificate made 16