Car bombs used to be a fixture of gangland feuds in 1990s Russia but have since fallen out of fashion. This makes it all the more striking when, as happened last night, such a device rips through a car just outside Moscow, killing Darya Dugina, daughter of the controversial nationalist ideologue Alexander Dugin. She was a prominent figure in her own right, a journalist working for an outfit Washington says is owned by Russian businessman Evgeny Prigozhin – under sanctions in the West for being the godfather of both the Wagner mercenary group and the infamous social media ‘troll farms’...