This crew portrait shows astronaut Peggy Whitson expedition 16 commander to replace Clay Anderson.

This crew portrait shows astronaut Peggy Whitson, expedition 16 commander, with Russia's Federal Space Agency cosmonaut Yuri Malenchenko (right), flight engineer and Soyuz commander; and astronaut Dan Tani, flight engineer, who will arrive on the station in October to replace Clay Anderson. Anderson will have been aboard since June. Whitson and Malenchenko, two veterans of previous International Space Station flights, are scheduled to launch to the complex in the Soyuz TMA-11 spacecraft from the Baikonur Cosmodrome in Kazakhstan in October for a six-month mission.