Photo Gallery: A Political Career from St. Petersburg to Moscow 02/26/2008
 Russian President Vladimir Putin (left), has annointed his first deputy prime...
AP

Russian President Vladimir Putin (left), has annointed his first deputy prime minister, Dmitry Medvedev (right), as his chosen successor. Seventy-five percent of all Russians say they will vote for relatively publicity shy Medvedev in Sunday's national election. What has prompted Putin, the most popular Kremlin leader in a long time, to switch to the subordinate position after the end of his constitutionally limited term in office?