UK imposes sanctions against 'Nickel King', Russia's second richest person

Vladimir Potanin latest oligarch to be subjected to sanctions as ministers target 'Putin's inner circle' Vladimir Potanin, known as the "Nickel King" and Russia's second richest person, has become the latest Russian oligarch to be subjected to sanctions by the UK as ministers target "Putin's inner circle". The government on Wednesday announced sanctions against Potanin, who was deputy prime minister under Boris Yelstin; Anna Tsivileva, a cousin of Putin and president of the prominent Russian coa...