At the headquarters of the Russian Federal Space Agency, Expedition 31 backup crewmembers Kevin Ford of NASA (left), and Russian cosmonauts Evgeny Tarelkin and Oleg Novitskiy, field questions from Roscosmos officials April 26, 2012 prior to their departure May 2 for their launch site in Baikonur, Kazakhstan. Prime crewmembers Gennady Padalka, Sergei Revin and Joe Acaba (not pictured) are scheduled to launch to the International Space Station May 15 in their Soyuz TMA-04M spacecraft. Photo credit: NASA