Vladimir Putin, left, and his hand-picked successor Dmitry Medvedev greet their supporters standing side-by-side at the stage during a concert to mark presidential election at the Moscow Red Square late Sunday, March 2, 2008. Medvedev was headed for an easy victory in Sunday's presidential election, according to an exit poll and partial results. Putin congratulated his protege and said his win would guarantee the continuation of his policies.click to open