The Latest Breaking News from IS

Russia on Tuesday sought to shift blame for the Moscow concert hall attack onto Ukraine and its Western backers, despite the Islamic State group claiming responsibility for the massacre of at least 139 people.

Russian authorities detained 11 people in connection with Friday's attack, which saw camouflaged gunmen storm into Crocus City Hall, open fire on concert-goers and set the building ablaze, killing at least 139 people.

Friday's attack on a Moscow concert hall is exacerbating worries that similar acts could hit targets in western Europe which is hosting exceptionally high-profile sports events this summer, analysts say.

Russian President Vladimir Putin is refusing to blame the Islamic State (IS) for the Moscow attack despite a claim by the extremist group, instead insinuating a link to Ukraine in an apparent bid to limit the responsibility of the Russian security services.

The attack on a Moscow concert hall that killed more than 130 people has raised fresh security fears for the Paris Olympics, leading France's interior minister to promise Monday that police and intelligence services would be "ready".

If there’s a modern aspect to the ghoulish Islamic State in Khorasan, the south Asian affiliate of IS, it’s its habit of streaming video footage of its atrocities. It claimed responsibility for the Moscow attack on Friday, which killed 137 people (and counting) at a concert. Four of the gunmen…

Russia tells US to rethink its assertion that IS was responsible for the attack, despite group claiming responsibility and sharing new footage. Plus, Donald Trump gets the band back together

Russian president says he is interested in ‘who ordered’ terror attack as US and France say Islamic State branch was responsible

The Kremlin refused to comment Monday on the Islamic State group's claims that it was behind the deadliest attack in Russia in two decades, as rescuers searched for bodies amid the rubble of the burnt-out Moscow concert hall.