People take part in a rally demanding fair elections at the Pushkin Square in central Moscow on March 5, 2012. The opposition protest drew about 20,000 where leaders of the opposition movement slammed Putin's victory in the eve's presidential election with around 64 percent of the vote. Russian election monitors sorted today through thousands of complaints of alleged fraud in presidential polls, as they complained of pressure and even beatings during their work. AFP PHOTO / SERGEI SUPINSKY

Police officers detain activists of the Other Russia movement who tried to hold an unsanctioned protest outside the central election commission in Moscow, March 5, 2012. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers detain activists of the Other Russia movement who tried to hold an unsanctioned protest outside the central election commission in Moscow, March 5, 2012. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers detain activists of the Other Russia movement who tried to hold an unsanctioned protest outside the central election commission in Moscow, March 5, 2012. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers detain activists of the Other Russia movement who tried to hold an unsanctioned protest outside the central election commission in Moscow, March 5, 2012. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers detain activists of the Other Russia movement who tried to hold an unsanctioned protest outside the central election commission in Moscow, March 5, 2012. The sign reads: "Stop the Dictatorship!" AFP PHOTO / KIRILL KUDRYAVTSEV

Opposition activist diplay an anti-Putin placard on March 5, 2012 during rally demanding fair elections on Pushkin square in the center of Moscow. The opposition protest drew several thousands on Pushkin square, where Russian opposition leader Alexei Navalny and other leaders of the opposition movement slammed Vladimir Putin's victory in the March 4 presidential polls with around 64 percent of the vote. AFP PHOTO/SERGEI SUPINSKY

Opposition activists crowd at Moscow's Pushkinskaya Square, on March 5, 2012, as they refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / KIRILL KUDRYAVTSEV

An opposition activist diplays an anti-Putin placard on March 5, 2012 during rally demanding fair elections on Pushkin square in the center of Moscow. The opposition protest drew several thousands on Pushkin square, where Russian opposition leader Alexei Navalny and other leaders of the opposition movement slammed Vladimir Putin's victory in the March 4 presidential polls with around 64 percent of the vote. AFP PHOTO/SERGEI SUPINSKY

Police officers detain one of the protest movement leaders, Alexei Navalny, at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / ALEXANDER NEMENOV

Police officers detain one of the protest movement leaders, left radical Sergei Udaltsov, at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers detain one of the protesters at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. The sign (back) reads: "Russia." Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / ALEXANDER NEMENOV

Police officers detain one of the protesters at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. The sign (back) reads: "Russia." Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers detain opposition activists at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / KIRILL KUDRYAVTSEV

Police officers disperse opposition activists at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / KIRILL KUDRYAVTSEV

Communist party activists shout anti-Putin slogans during a rally demanding fair elections at the Pushkin Square in central Moscow on March 5, 2012. The opposition protest drew about 20,000 where leaders of the opposition movement slammed Putin's victory in the eve's presidential election with around 64 percent of the vote. Russian election monitors sorted today through thousands of complaints of alleged fraud in presidential polls, as they complained of pressure and even beatings during their work. AFP PHOTO / SERGEI SUPINSKY

Police officers disperse opposition activists at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / ALEXANDER NEMENOV

Police officers disperse opposition activists at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / ALEXANDER NEMENOV

Police officers detain opposition activists at Moscow's Pushkinskaya Square, on March 5, 2012, as the protesters refuse to leave the venue at the end of their larger rally earlier. Russian police broke up today a protest in central Moscow against Vladimir Putin's victory in presidential elections, roughly arresting dozens of people, an AFP correspondent said. AFP PHOTO / ALEXANDER NEMENOV

Russian police gather near the site of a protest in downtown Moscow, Monday, March 5, 2012. A large rally held Monday to protest against Russian Prime Minister Vladimir Putin's victory in Russia's presidential election was sanctioned by authorities but security was tight, with some 12,000 police deployed to ensure order. (AP Photo/Alexander Zemlianichenko)