jsc2012e049719

At the Baikonur Cosmodrome in Kazakhstan, Expedition 31/32 Flight Engineer Joe Acaba of NASA conducts pressure and leak checks to his “Sokol” launch and entry suit May 3, 2012 during a suited dress rehearsal of launch day activities as part of the final training he, Soyuz Commander Gennady Padalka and Flight Engineer Sergei Revin are undergoing in advance of their launch May 15 on the Soyuz TMA-04M spacecraft to the International Space Station. NASA/Victor Zelentsov

At the Baikonur Cosmodrome in Kazakhstan, Expedition 31/32 Flight Engineer Joe Acaba of NASA conducts pressure and leak checks to his “Sokol” launch and entry suit May 3, 2012 during a suited dress rehearsal of launch day activities as part of the final training he, Soyuz Commander Gennady Padalka and Flight Engineer Sergei Revin are undergoing in advance of their launch May 15 on the Soyuz TMA-04M spacecraft to the International Space Station. NASA/Victor Zelentsov