Why are Russian oligarchs only now in the press spotlight?

As governments around the world race to sanction associates of Vladimir Putin, the British media turns its attention to the role Russian oligarchs have played in public life. This week an edition of Panorama aired allegations about the source of Roman Abramovich's wealth. At the weekend The Sunday Times reported that Evgeny Lebedev was made a peer despite the concerns of the security services. But why is it only now that the mainstream press has put the oligarchs in the spotlight? What stopped them before? Guests: Paul Caruana Galizia, reporter at Tortoise Media; Adam Bienkov, Political Editor at Byline Times; Laura Kayali, Tech Correspondent at Politico; Natalia Antelava, journalist and co-founder of Coda Story, a global affairs news site; Lionel Barber, former editor of The Financial Times.Producer: Hannah SanderStudio engineer: Tim HefferPresenter: Katie Razzall