 Police in Kenya say they've arrested a serial killer following the recent discovery of at least nine mutilated bodies at a rubbish dump in Nairobi. They say the 33-year-old confessed to murdering more than 40 women, including his own wife. The chief detective said a machete had been recovered in his home. Rwandans are voting in a general election which is expected to hand President Kagame a fourth term in office.