‘This has all the hallmarks of ISIS’: Retired general reacts to attack… CNN 0 57 03.23 08:50 https://www.youtube.com/watch?v=14kaKhFEXzE + 8 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 9 ‘This has all the hallmarks of ISIS’: Retired general reacts to attack in Russian theatre