The Expedition 23/24 main crew of Russian cosmonauts Alexander Skvortsov, right, Mikhail Kornienko, left, and U.S. astronaut Tracy Caldwell Dyson, center, during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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The Expedition 23/24 main crew of Russian cosmonaut Alexander Skvortsov and U.S. astronaut Tracy Caldwell Dyson during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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The Expedition 23/24 main crew member Alexander Skvortsov during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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The Expedition 23/24 main crew member Tracy Caldwell Dyson during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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From left: The Expedition 23/24 main crew of Russian cosmonauts Mikhail Kornienko, Alexander Skvortsov and U.S. astronaut Tracy Caldwell Dyson during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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The Expedition 23/24 main crew of Russian cosmonauts Alexander Skvortsov, right, Mikhail Kornienko, left, and U.S. astronaut Tracy Caldwell Dyson, center, during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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From right: The Expedition 23/24 main crew of Russian cosmonauts Mikhail Kornienko, Alexander Skvortsov and U.S. astronaut Tracy Caldwell Dyson during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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From right: The main Expedition 23/24 crew of Russian cosmonauts Mikhail Kornienko, Alexander Skvortsov and U.S. astronaut Tracy Caldwell Dyson during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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From left: The Expedition 23/24 doubling crew of Russian cosmonauts Andrei Borisenko, Alexander Samokutyayev and NASA astronaut Scott Kelly during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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Member of the Expedition 23/24 doubling crew Scott Kelly during the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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From left: The Expedition 23/24 main crew of Russian cosmonauts Mikhail Kornienko, Alexander Skvortsov and U.S. astronaut Tracy Caldwell Dyson during the briefing before the final test at the training module in Star City. The Expedition 23/24 is soon to blast off to the International Space Station.

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