Police in Burundi have arrested at least four people tied to an alleged plot to destabilize the government.
Officials say former Vice President Alphonse Kadege was taken into custody, along with several others.
Witnesses say security officials also had surrounded the house of Pancrace Cimpaye, who was a spokesman for former President Domitien Ndayizeye.
Details about the accusations against the men were not immediately available.
Earlier this year, President Pierre Nkurunziza said intelligence officials had uncovered a plot to overthrow his government.
He said the alleged plotters included civilians, military officials and policemen who had held secret meetings to discuss their plans.
The central African nation is struggling to rebuild after a civil war that killed some 300,000 people.Some information for this report was provided by AP and Reuters.