ISIS has released a sickening new video showing in graphic detail exactly how four of their terrorists slaughtered more than 140 people at a concert hall in Moscow.
The attack was the ‘most violent’ perpetrated against Russia ‘in years’, ISIS tonight claimed, adding that attack on the Crocus City Hall in the western outskirts of Moscow on Friday night was part of the ‘raging war between the Islamic State and countries fighting Islam.’
US intelligence officials strongly believe that members