‘Who killed Dr RJ Ouko and Why?’

“WHO KILLED DR. R. J. OUKO AND WHY?” – COULD IT HAVE BEEN AIRAGHI AND BRINER-MATTERN?
During the Kenya police’s ‘Further Investigations’ they ‘came across’ a document (the report does not say how) entitled, “Who Killed Dr. Ouko and Why?” It was signed but the signature was unreadable and underneath the signature was typed, ‘Dated this 4th December, 1991 at Rome’. [Who Killed Dr. R. J. Ouko and Why?]
The document of unknown origin alleged that ‘Mrs. Marianne’ and ‘Mr. Airaghi’ …