Inside barbaric ISIS K splinter cell behind Moscow massacre who slaughter children

The U. S. has intelligence confirming Islamic State s claim of responsibility for a deadly shooting attack at a concert near Moscow on Friday (March 22) by a rising affiliate known as Islamic State Khorasan. Better known as ISISK, the group is named after an old term for the region that included parts of Iran, Turkmenistan, and Afghanistan. It emerged in eastern Afghanistan in late 2014 and quickly established a reputation for extreme brutality. Experts say ISISK has become fixated on Russia in recent years, seeing it as complicit in activities that it says oppresses Muslims. Read more: Contents of this video Views from outside the concert hall with smoke rising Dan Byman, a senior fellow with the Transnational Threats Project at the Center for Strategic and International Studies in Washington, D. C. explains what ISISK is ISISK has become one of th