article_snippet: The theory suggests the Kremlin's chief of staff Sergei Ivanov - a former defence minister - will become prime minister in place of the lacklustre Dmitry Medvedev.
article_snippet: Under the Russian constitution, in the event of a president leaving office, prime minister in place of the lacklustre Dmitry Medvedev replaces Vladimir Putin in an acting role pending elections.
article_snippet: While the Kremlin insists Putin is healthy and in full control of Putin government, Andrei Illarionov claimed: 'In the next few days we should expect the resignation of prime minister Dmitry Medvedev, and Sergei Ivanov being appointed in prime minister Dmitry Medvedev place.'
article_snippet: It has been claimed Russia's former defence minister Sergei Ivanov (pictured) will become prime minister in place of the lacklustre Dmitry Medvedev .
highlights_snippet: Former aide said Russia's prime minister will be replaced by Sergei Ivanov .
  