Police detain an activist protesting against recent developments in Russian-Ukrainian relations during an unsanctioned rally on the Manezh Square in Moscow, Russia, Sunday, March 2, 2014. Russian President Vladimir Putin has defied calls from the West to pull back his troops, insisting that Russia has a right to protect its interests and the Russian-speaking population in Crimea and elsewhere in Ukraine. (AP Photo/Pavel Golovkin)

Police detain a protester demonstrating against the Russian military's actions in Crimea and developments in Russian-Ukrainian relations during an unsanctioned rally in St.Petersburg, Russia, Sunday, March 2, 2014. Russian President Vladimir Putin has defied calls from the West to pull back his troops, insisting that Russia has a right to protect its interests and the Russian-speaking population in Crimea and elsewhere in Ukraine. (AP Photo/Dmitry Lovetsky)

Police detain a protester demonstrating against the Russian military's actions in Crimea and developments in Russian-Ukrainian relations during an unsanctioned rally in St.Petersburg, Russia, Sunday, March 2, 2014. Russian President Vladimir Putin has defied calls from the West to pull back his troops, insisting that Russia has a right to protect its interests and the Russian-speaking population in Crimea and elsewhere in Ukraine. (AP Photo/Dmitry Lovetsky)

Police detain a protester demonstrating against the Russian military's actions in Crimea and developments in Russian-Ukrainian relations during an unsanctioned rally in St.Petersburg, Russia, Sunday, March 2, 2014. Russian President Vladimir Putin has defied calls from the West to pull back his troops, insisting that Russia has a right to protect its interests and the Russian-speaking population in Crimea and elsewhere in Ukraine. (AP Photo/Dmitry Lovetsky)

Police detain a protester demonstrating against the Russian military's actions in Crimea and developments in Russian-Ukrainian relations during an unsanctioned rally in St.Petersburg, Russia, Sunday, March 2, 2014. Russian President Vladimir Putin has defied calls from the West to pull back his troops, insisting that Russia has a right to protect its interests and the Russian-speaking population in Crimea and elsewhere in Ukraine. (AP Photo/Dmitry Lovetsky)

Police detain a protester demonstrating against the Russian military's actions in Crimea and developments in Russian-Ukrainian relations during an unsanctioned rally in St.Petersburg, Russia, Sunday, March 2, 2014. Russian President Vladimir Putin has defied calls from the West to pull back his troops, insisting that Russia has a right to protect its interests and the Russian-speaking population in Crimea and elsewhere in Ukraine. (AP Photo/Dmitry Lovetsky)

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in St.Petersburg, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / OLGA MALTSEVA

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

A police officer detains a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. The poster reads: "War criminal Putin will be executed!" Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

A protester holds a poster reading : "No to military intervention in Crimea! Do not unleash a war!" in central Manezhnaya Square in Moscow, on March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, on March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, on March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, on March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

Police officers detain a protester in central Manezhnaya Square in Moscow, on March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

TOPSHOTS Police officers detain a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV

TOPSHOTS A police officer detains a protester in central Manezhnaya Square in Moscow, March 2, 2014, during an unsanctioned rally against the Russia's military actions in Crimea. Police arrested today hundreds in Moscow and dozens in St.Petersburg as they protested against military intervention in Ukraine, after President Vladimir Putin won approval from senators to send troops into the crisis-hit country. AFP PHOTO / DMITRY SEREBRYAKOV