NASA Astronaut Chris Cassidy

JSC2012-E-231458 (30 Oct. 2012) --- NASA astronaut Chris Cassidy, Expedition 35/36 flight engineer, participates in an Extravehicular Mobility Unit (EMU) spacesuit fit check in the Space Station Airlock Test Article (SSATA) in the Crew Systems Laboratory at NASA's Johnson Space Center. Photo credit: NASA