Opposition supporters during the 'folk festival' rally on Chistoprudny Boulevard.

10.05.2012#1117840

TV presenter Ksenia Sobchak, left, and Ilya Yashin, right, member of the Solidarnost democratic movement's federal political council bureau, at the 'folk festival' opposition rally on Chistoprudny Boulevard.

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Ilya Yashin, left, a member of the Solidarnost democratic movement's federal political council bureau, and TV presenter Ksenia Sobchak, right, take part in an opposition rally on Chistoprudny Boulevard.

10.05.2012#1117692

An opposition rally on Chistoprudny Boulevard.

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An opposition rally on Chistoprudny Boulevard.

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Musicians perform for the oppositional protesters on Chistoprudny Boulevard.

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TV presenter Ksenia Sobchak takes part in an opposition rally on Chistoprudny Boulevard.

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Ilya Yashin, a member of the Solidarnost democratic movement's federal political council bureau, takes part in an opposition rally on Chistoprudny Boulevard.

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Opposition supporters during "folk festivals" on Chistoprudny Boulevard.

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TV hostess Ksenia Sobchak during the "folk festivals" staged by the opposition on Chistoprudny Boulevard.

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Federal Political Council member of the United Democratic Movement "Solidarity" Ilya Yashin speaks during the opposition "folk festivals" on Chistoprudny Boulevard.

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Opposition supporter during a "folk festival" on Chistoprudny Boulevard.

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Opposition supporters during "folk festivals" on Chistoprudny Boulevard.

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Former participants in the TV project "Dom-2" Maria Kruglyhina and Elizabeta Kutuzova (left to right) with a portrait of Ksenia Sobchak during "folk festivals" on Chistoprudny Boulevard.

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Opposition supporters during "folk festivals" on Chistoprudny Boulevard.

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Opposition supporters put on "folk festivals" on Chistoprudny Boulevard.

10.05.2012#1117639

Russian State Duma deputy Ilya Ponomarev during "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117480

Inscription "Putin is a Thief" on the Abai Kunbanaev's monument during "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117479

Opposition supporters at "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117478

Opposition supporters at "People's Festivities" on Chistoprudny Boulevard, Moscow.

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An opposition supporter during "People's Festivities" on Chistoprudny Boulevard, Moscow.

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Opposition supporters during "People's Festivities" on Chistoprudny Boulevard, Moscow.

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Co-Chairman of the People's Freedom Party Boris Nemtsov at "People's Festivities" on Chistoprudny Boulevard, Moscow.

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Co-Chairman of the People's Freedom Party Boris Nemtsov at "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117462

Opposition supporters at "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117461

Opposition supporters at "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117460

"Pigs Protest" movement during "People's Festivities" on Chistoprudny Boulevard, Moscow.

10.05.2012#1117459