Russian officials say a blast on a bus in Volgograd killed more than a dozen people Monday, just one day after a suicide bombing killed 17 people at the city's train station.
Fatal Blasts in Volgograd, Russia
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Russian police officers check the identity papers of migrant workers arriving at Red Square ahead of the New Year's Eve festivities, Moscow, Russia, Dec. 31, 2013.
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Investigators work at the site of a blast on a bus in Volgograd, Russia, Dec. 30, 2013.
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Members of the emergency services work at the site of a bomb blast on a bus in Volgograd, Russia, Dec. 30, 2013.
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The flash of an explosion illuminates the entrance to the railway station, Volgograd, Russia, Dec. 29, 2013.
