In Kenya, polarizing election re-run rekindles ethnic tensions

By Maggie FickMUHORONI, Kenya (Reuters) - Kenya's repeat presidential election, boycotted this week by millions, has reignited long-running tensions between ethnic communities in some areas, leading inhabitants of one small village in the west to pick up traditional arms on Saturday.In the bright green sugarcane fields where the western Nyanza region rolls toward the Nandi hills, two tribes -- the Luo and the Kalenjin -- have lived in relative peace for years.The stand-off, defused by an emergen