"Terrorist attacks in the North Caucasus have an international connection, " believes Russia's Deputy Prime Minister Dmitry Kozak.

BBC: Sochi 2014: Russia's Olympic security concerns

He sent Dmitry Kozak, a trusted aide, to be his representative in the region and to foster economic development.

ECONOMIST: Caucasian dominoes | The

"The biggest failure would be our team losing at the Winter Olympic Games, " Deputy Prime Minister Dmitry Kozak said in an appearance in London during this summer's games.

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