Expedition 23 preflight

JSC2010-E-041315 (19 March 2010) ----At the Kremlin Wall in Red Square in Moscow March 19, 2010, Russian cosmonaut Mikhail Kornienko, Expedition 23 flight engineer, lays flowers in a traditional ceremony prior to his departure for the launch site at the Baikonur Cosmodrome in Kazakhstan for final preparations for launch on the Soyuz TMA-18 spacecraft to the International Space Station April 2. Russian cosmonaut Alexander Skvortsov, Soyuz commander, NASA astronaut Tracy Caldwell Dyson, Expedition 23 flight engineer, and Kornienko were certified for launch earlier in the day by the Russian State Commission. Credit: NASA/Stephanie Stoll