Video has emerged from Syria which appears to show rebels executing regime loyalists in Aleppo.<br />The men, allegedly members of the shabiha, armed groups who have assisted in the government's crackdown, are lined up and shot at point blank range. <br />The narrator in the video, uploaded to YouTube, says the men are from the Barri clan, whom the rebels accuse of murder.<br />Al Jazeera's Jane Ferguson reports.
