S128-E-008367 (7 Sept. 2009) --- NASA astronauts Michael Barratt (left front), Expedition 20 flight engineer; Tim Kopra (right front), STS-128 mission specialist; Nicole Stott, Expedition 20 flight engineer; and Kevin Ford, STS-128 pilot, pose for a photo with the 2000 astronaut candidate class insignia in the Kibo laboratory of the International Space Station while Space Shuttle Discovery remains docked with the station.