dakar suspect christian militias kill egyptian u.n. peacekeeper wound three others attack southern central african republic sunday unite nations say statement attack unite nations say carry anti-balaka militants occur gambo 100 km 60 miles town bangassou 100 civilians three moroccan peacekeepers kill separate incidents may july conflict kill thousands central african republic since muslim seleka rebel oust president francois bozize 2013 provoke backlash christian anti-balaka militia violence spike former colonial power france end peacekeeping mission last year since unite nations 13,000-strong central african republic mission know minusca struggle restore order country government control barely extend beyond capital bangui total 13 minusca peacekeepers kill country year alone five militants also kill sunday clash unite nations say militants kill egyptian u.n. peacekeeper central african republic