Expedition 25 Flight Engineer Oleg Skripochka performs the traditional door signing Thursday, October 7, 2010 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Skripochka was launched onboard the Soyuz rocket the following morning with Expedition 25 Soyuz Commander Alexander Kaleri and Flight Engineer Scott Kelly on a mission to the International Space Station (ISS). Photo Credit: (NASA/Carla Cioffi)