nairobi kenyan opposition leader raila odinga call calm sunday visit slum capital hit violence political stand-off repeat presidential election feed rise ethnic tensions clash kawangware village western kenya follow thursday vote first sign face-offs odinga supporters police might eventually morph neighbor turn country rule gun stand church want condemn militarization politics country odinga tell residents nairobi slum veteran opposition leader boycott re-run august presidential election nullify kenya supreme court procedural ground leave president uhuru kenyatta almost free run six minor candidates friday day repeat vote hold country ethnic violence kawangware saw dozens home shop torch one man kill build torch belong residents kenyatta kikuyu tribe one man odinga luo group kill overnight near koguta village west country residents two ethnic group back different candidates arm isolate incidents become trend could ignite large swathe kenya happen 2007 presidential election weeks violence leave 1,200 dead send ripple throughout east africa rely kenya trade diplomatic hub speech odinga condemn violence generally single particular attack come give consolation beat kill nasa condemn happen tell worshippers church kawangware refer national super alliance opposition coalition odinga boycott thursday vote say contest would fair instead want oct. 26 contest dismiss fresh elections hold within 90 days withdrawal mean kenyans watch turnout rather result indication kenyatta popularity second five-year term result publish sunday election commission show kenyatta slightly 98 percent vote result 244 291 constituencies turnout constituencies count far 43 percent figure likely decrease include return least 23 constituencies authorities unable open even single poll station protest odinga supporters election board plan try hold elections saturday postpone plan amid fear violence kenya opposition leader call calm slum hit deadly violence