Mark Galeotti: Could Kadyrov replace Putin?
Russia's President Vladimir Putin (L) shakes hands with Chechnya's head Ramzan Kadyrov during their meeting in the Novo-Ogaryovo residence outside Moscow, on April 7, 2014.
The allegations that Chechen leader Ramzan Kadyrov was connected to or downright responsible for the recent murder of opposition politician Boris Nemtsov have placed the spotlight on this most unusual of Russian public figures and raised questions about his power. Is he truly, as some suggest, the second most powerful man in Russia - with designs on becoming the boss?