A Kenyan televangelist was arrested after reports of the "mass killing of his followers", the interior minister said, as authorities investigated scores of other deaths linked to a religious cult from the same region. As news of pastor Ezekiel Odero's detention spread, officials said the death toll had now reached 103 in the separate cult investigation that has shocked the nation and prompted calls for a crackdown on religious fringe groups. Odero, dressed in white robes and carrying a thick black book, did not respond to reporters' questions as he was escorted into a police station by a uniformed officer.…