Shake-up of Russian government worries West

President Vladimir Putin's shake-up of the Russian government should make the U.S. nervous, says Russian historian and analyst Yuri Felshtinsky. But while Putin's next prime minister will be seen as his chosen successor, experts fear the president won't give up power when his term ends in March. Felshtinsky, who co-wrote Blowing Up Russia: The Secret Plot to Bring Back KGB Terror, explains Putin's motives and why Americans should care.

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