ANGE ABOA  IVORY Coast police have arrested three suspected child traffickers in the western town of Soubre, the centre of its cocoa-growing region, a police official said yesterday. The three Burkinabe nationals were taken into custody at a roadblock on Thursday when their bus was stopped for routine controls, said police commissioner Luc Zaka, who heads a specialized unit dealing with child labour. Three children from neighbouring Burkina Faso were found with them and taken away, he told Reuters. Burkinabe nationals are routinely found working on farms across Ivory Coast, the world's top cocoa grower, which has struggled to stamp…