25 Oct 2011 06:16 Africa/Lagos Nigerian journalist shot dead / Islamist group claims responsibility NEW YORK, October 25, 2011/African Press Organization (APO)/ -- Authorities in northeastern Nigeria must urgently take steps to ensure the safety of media workers, the Committee to Protect Journalists said today following Saturday's assassination of a journalist in a shooting claimed by Islamist militants. Zakariya Isa, 41, a reporter and cameraman with the state-run Nigeria Television Authority (NTA), was shot dead in front of his residence in Maiduguri, capital of the Northeastern state of Borno, on Saturday around 7:30 p.m. local time, Sale Mahdi, news manager of the local NTA bureau, told CPJ. Moments before the murder, the gunman and another man had approached Isa to borrow a water kettle, supposedly to perform ritual Islamic ablutions before prayer, Mahdi said. Isa had been on vacation since Friday, he added. Today, Boko Haram, a militant Islamist group which seeks the imposit...