Burundi opposition critical of referendum process Burundians overwhelmingly backed constitutional reforms that bolster President Pierre Nkurunziza's power and allow him to seek another two terms in office, results showed Monday. Election commission chief Pierre-Claver Ndayicariye said 73 percent of voters had voted "Yes" in a referendum last Thursday, which the opposition and rights groups said took place in a climate of fear and repression. IMAGES AND SOUNDBITES.