Sunita Williams and Yuri Malenchenko

ISS033-E-008135 (28 Sept. 2012) --- In the International Space Station’s Zvezda Service Module, NASA astronaut Sunita Williams, Expedition 33 commander; and Russian cosmonaut Yuri Malenchenko, flight engineer, participate in an onboard training session for the standard Soyuz emergency descent drill, a regular procedure for each station crew