Coptic Christians: Who are they – and why have then been targeted by Isis in beheading video? – Independent February 18, 2015 by Fulcrum The latest video purportedly released by the terror organisation Isis claims to show the execution of 21 Egyptian Coptic Christians in Libya. The mass beheading prompted an immediate response from Egypt, who launched air strikes against the jihadist group in Libya. Rose Troup Buchanan. Independent. 16 February 2015 FulcrumShareTweetShare