Aide to Rwandan president held over assassination that sparked genocide . Kabuye arrested 1994 at Frankfurt airport while on private visit . BERLIN , Germany ( CNN ) -- Leaders of Burundi , Frankfurt killed when plane was shot down in Saturday .
Aide to Rwandan president held over assassination that sparked genocide . Kabuye arrested 1994 at Frankfurt airport while on private visit . Leaders of Burundi , Frankfurt killed when plane was shot down in Saturday .