ANSWER
No, this comes from Brigadier Jan Du Preez, this was a decision and in theory we were on a secret operation next to the Lesotho border but for sure not in the Lindley area.   The exact way in how to cover up came explicitly from Brigadier Jan Du Preez, JA Du Preez, who was the then second-in-charge under General Johan Coetzee in the Security Police Headquarters.