Russian mafia killings threaten Putin legacy By Adrian Blomfield in Moscow Last Updated: 7:16pm GMT 24/02/2008 A surge in contract killings reminiscent of Russia's mafia wars in the 1990s is threatening to damage Vladimir Putin's legacy of stability in the dying days of his presidency. As the Russian leader prepares to hand power to his handpicked sucessor, Dmitry Medvedev, after Sunday's election, the Kremlin has been keen to remind Russians the president replaced Yeltsin era lawlessness with what he calls "the dictatorship of the law". But last week, Yuri Chaika, Russia's prosecutor general, was forced to admit mafia-linked assassinations were...