Two police officers have been arrested in Istanbul and charged with negligence in connection with the 2007 murder of Armenian journalist Hrant Dink.<br /><br /> The two have been charged with failing to carry out an effective probe.<br /><br /> Dink was shot dead in broad daylight by a teenage ultranationalist outside the offices of his <br />bilingual Agos newspaper,<br /><br /> Turkey’s top court has ruled the investigation into the killing had been flawed, paving way for the trial of state officials who could be implicated in the murder.<br /><br /> I