Space Shuttle Discovery STS-128 astronauts attend a crew news conference at the Johnson Space Center in Houston August 13, 2009. From L-R: Commander Rick Sturckow, Pilot Kevin Ford, Pat Forrester, Jose Hernandez, John "Danny" Olivas, European Space Agency astronaut Christer Fuglesang of Sweden and Nicole Stott. REUTERS/Richard Carson (UNITED STATES SCI TECH)