Moscow concert hall attack: Why ISIS would target Russia

• 2 months ago
• News
• Duration 2:21

ISIS is claiming responsibility for a Moscow-area concert hall attack that's left dozens dead. CBCs Ben Makuch, a national security reporter who has covered ISIS for more than a decade, explains why the group would target Russia. [This story has been updated to clarify that ISIS-K is designated a terrorist group by Canada and other countries, including the U.S. and the U.K.]