In tonight's edition: the first trials of a new HIV vaccine start in South Africa; Rwanda and France are at loggerheads over responsibility for the 1994 genocide, and our correspondents in Gambia tell us about the very special voting system there.
Is it the vaccine the world's been waiting for? Trials get underway in South Africa of a new drug it's hoped could end the HIV epidemic.
Also, Rwanda is once again at loggerheads with Paris as investigators point the finger at 20 French officials over the 1994 genocide.
And a voting system with a difference: we report from Gambia on the eve of the presidential election there.