Kononenko, Padalka and Acaba in Columbus

ISS031-E-081658 (17 May 2012) --- Russian cosmonaut Gennady Padalka (background) and NASA astronaut Joe Acaba, both Expedition 31 flight engineers, are pictured during a crew safety briefing in the Columbus laboratory to familiarize them with the potential hazards and available safety measures onboard the International Space Station. Russian cosmonaut Oleg Kononenko (mostly out of frame at left), commander, conducted the briefing. Out of frame are European Space Agency astronaut Andre Kuipers, NASA astronaut Don Pettit and Russian cosmonaut Sergei Revin, all flight engineers. The event took place shortly after Padalka, Revin and Acaba docked with the space station in their Soyuz TMA-04M spacecraft.