BREAKING: ISIS releases video purportedly showing the beheading of 21 Egyptian Christians

February 15, 2015       BREAKING NEWS BREAKING: ISIS releases video purportedly showing the beheading of 21 Egyptian Christians This is a developing story and we expect to have more information soon. Go toNBCNews.com for further developments.     Keep Reading             For Breaking News, the moment it happens, follow @NBCNEWS Follow @NBCNEWS     More Top Stories     Copenhagen Suspect Was 22, Danish, Known Criminal > ISIS Hurls Gay Men Off Buildings: Analysts > Washington H.S. Basketball Team's Bus Rolls Over > SNL's 40 Years of Presidential Parodies > McCain on ISIS Fight: We Should Not Restrain Obama >