STS-118 Crew Airlock Training in the SSATA Chamber with Astronaut Dave Williams

JSC2007-E-18278 (9 April 2007) --- Astronaut Dafydd R. (Dave) Williams, STS-118 mission specialist representing the Canadian Space Agency, participates in an Extravehicular Mobility Unit (EMU) spacesuit fit check in the Space Station Airlock Test Article (SSATA) in the Crew Systems Laboratory at the Johnson Space Center.