If the term ‘Executive killing’ is used in a wider way to mean killing by someone in high authority or on their orders but not by the President himself, then other suspects could be, and were, considered.
Troon’s favourite prime suspect was the then Energy Minister, Nicholas Biwott.
Troon’s case against Biwott was entirely based on ascribing a motive to him for the killing of Ouko. And the motives that Troon came up with were all based on the testimonies …