Boris Grebenshchikov: Culture and protest in Russia

Zeinab Badawi speaks to Russian rock musician Boris Grebenshchikov, who last played in Russia the day before Putin invaded Ukraine. Now living in exile in London, BG (as he is known to his fans) risks prosecution if he returns to Russia for his anti-war comments. The role cultural icons have to play in the politics of protest is a well-trodden one. But do their voices have any impact inside Russia?