Way before David Rudisha, Eliud Kipchoge and the likes, there was John Akii-Bua. Long video (documentary) but it has clips of Idi Amin playing basketball. Uganda was like Rwanda at some point. It is amazing what a mad man can do.
https://www.youtube.com/watch?v=LY2s6ihFrvk
Very articulate in speech something that is hard for kenyans