P162 CEEFAX 162 Fri 15 Apr 21:15/28       WORLD   SERIAL KILLER SUSPECT CHARGED   A suspect detained on Wjdnjsday in   connection with 21 serial killings   in South Africa has been charged   with murdering one of the victims.     Police said the mixed-race former   psychiatric patient in his late 20s   had been charged with the murder of   a 10-year old boy.     Meanwhile, police have banned a   series of marches in Johannesburg   to avoid more pre-election violence     Two of the marches were planned by   the Inkatha Freedom Party.   Home 110 Politics 130 World 160 Next News Main News Home News Top Spout