TOPSHOTS The mother (C) of Idris Mavukiro, an opposition supporter who was killed early on July 23, 2015 during an alleged robbery, mourns the death of her son in Bujumbura on July 23, 2015. Burundian security forces crushed anti-government demonstrations, including shooting protesters running away from them, to silence those opposed to President Pierre Nkurunziza bid for a third-term, rights group Amnesty International said on July 23. AFP PHOTO / PHIL MOORE