The Soyuz TMA-04M spacecraft is rolled out by train o the launch pad at the Baikonur Cosmodrome in Kazakhstan, Sunday, May 13, 2012. The launch of the Soyuz spacecraft with Expedition 31 Soyuz Commander Gennady Padalka and Flight Engineer Sergei Revin of Russia, and prime NASA Flight Engineer Joe Acaba is scheduled for 9:01 a.m. local time on Tuesday, May 15. Photo Credit (NASA/Bill Ingalls)