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Expe­di­tion 31 begins with the Soyuz TMA-22 undock­ing in April 2012. Three new crew mem­bers

will arrive short­ly there­after on Soyuz TMA-04M.

Soyuz TMA-04M

Crew: Joe Aca­ba, Gen­nady Padal­ka, Sergei Revin.

Launch: May 14, 2012