Ukraine's polling stations open in a presidential election overshadowed by violence in the country's mainly Russian-speaking east and by Russia's annexation of Ukraine's Crimea peninsula.
ການເລືອກຕັ້ງ ປະທານາທິບໍດີ ໃນ ຢູເຄຣນ

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Un élément du Régiment de la sécurité présidentielle, visage masqué, s'avance en direction des manifestants qui s'en fuient à l'hôtel Laico à Ouagadougou, au Burkina Faso, 20 septembre 2015.

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People cast their ballots during voting in a presidential election at polling station in Kyiv.

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Ukraine's presidential candidate Yulia Tymoshenko casts her ballot as her husband Oleksandr, right, and daughter Yevgenia assist her at a polling station during presidential election in Dnipropetrovsk.

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Ukraine's Prime Minister Arseny Yatseniuk (R) accompanied by his wife Teresiya (C) speaks to journalists after voting in a presidential election at polling station in Kyiv.