Rwandan exile, Kayumba Nyamwasa, front, and his wife Rosette Kayumba sit in the Johannesburg court Thursday July 12, 2012, after finishing his testimony as a witness in the trial of six East Africans accused of attempted murder in his 2010 shooting. Nyamwasa alleges that Rwandan President Paul Kagame was behind a plot to kill him, and has tried to kill other dissidents around the world. (AP Photo/Denis Farrell)