Expedition 27 Russian Flight Engineer Alexei Borisenko performs the traditional door signing Monday, April 4, 2011 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Borisenko was launched onboard the Soyuz rocket the following morning with Expedition 27 Soyuz Commander Alexander Samokutyaev and NASA Flight Engineer Ron Garan on a mission to the International Space Station (ISS). Photo Credit: (NASA/Carla Cioffi)
