<span style="color: #222222;">Turkish President Recep Tayyip Erdogan has said the killing of Saudi journalist Jamal Khashoggi was a planned and brutal murder and called on Saudi Arabia to extradite 18 suspects to Turkey to face justice for the crime.</span><br />'' <br />'' <span style="color: #222222;">Erdogan's highly anticipated comments, during a speech to his ruling party in the capital Ankara, contradicted Saudi accounts that Khashoggi was killed when an argument inside the Saudi consulate in Istanbul escalated into a fistfight. </span><br />'' <br />'' <span style="color: #222222;">Erdogan urged the Saudi authorities to reveal whether senior officials had been involved in planning the killing, suggesting Turkey was unsatisfied with the explanations that Saudi authorities had so far provided. </span>