Who is behind the Crocus City Hall attack? Within an hour of last week’s deadly attack on a concert hall outside Moscow, a campaign was gathering momentum to blame Kyiv for the atrocity while a parallel storyline claimed it was a Russian false flag operation. We track the blame game: the narratives and the counter-narratives underpinned by generous doses of disinformation.Producer: Kriszta SatoriPresenter: Krassi Twigg