More than seventy thousand voters head to the polls tomorrow in Isiolo south, Kabras West, Evurore and Muminji in four crucial by elections. But even as the IEBC confirms all preparations are complete, tension is rising in Mbeere north after embu county assembly speaker Josiah Thiriku reported an alleged security threat, claiming individuals have been mobilised to attack him ahead of the Evurore ward contest. Meanwhile in Isiolo south, a brother and sister are facing off in a race to succeed their late father, Mohammed Tubi Bidu