Yulia Navalnaya

Alexei Navalny was President Putin's most vocal critic. Poisoned by a deadly nerve agent and later jailed in Russia, Navalny died in February in one of the country's most brutal penal colonies. As his memoir, Patriot, is published - including never-before-seen prison diaries - in her first UK broadcast interview, his wife Yulia tells their story to Katie Razzall.