THIS VIDEO CONTAINS SENSITIVE FOOTAGE THAT MAY DISTURB SOME VIEWERS. The US has intelligence confirming Islamic State's claim of responsibility for a deadly shooting attack at a concert near Moscow, a US official told Reuters. Here is what we know about ISIS-K and their motives for attacking Russia. #News ## #Reuters #Newsfeed Read the story here: https://reut.rs/3PD4c8q 👉 Subscribe: http://smarturl.it/reuterssubscribe Keep up with the latest news from around the world: https://www.reuters.com/ Follow Reuters on Facebook: https://www.facebook.com/Reuters Follow Reuters on Twitter: https://twitter.com/Reuters Follow Reuters on Instagram: https://www.instagram.com/reuters/?hl=en