** FILE ** A Rwanda Patriotic Front (RPF) rebel walks by the the site of a April 6 plane crash which killed Rwanda's President Juvenal Habyarimana in this May 23, 1994 file photo in Kigali. Rwanda on Friday, Oct. 12, 2007 set up an inquiry into the mysterious shooting down of a plane carrying the country's president 13 years ago, after which extremist Hutus took power and started the 1994 genocide. (AP Photo/Jean Marc Boujou)