An unidentified explosive device went off near a bus stop on Pokrovka Street in central Moscow. This photo shows a car near the blast site.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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A traffic police officer cordons off the bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Police cars and fire engines are seen here near a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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A bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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A forensic agency car is seen here at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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A forensic agency car is seen here near a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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A police officer cordons off the site of an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

07.12.2015#2753535

Police cars and fire engines seen here near a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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Law enforcement agents conduct an investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

07.12.2015#2753531

Law enforcement agents conduct investigation at a bus stop on Pokrovka Street in Moscow where an unidentified explosive device went off.

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