Stock Photo - Russian cosmonaut Sergei Volkov, Expedition 4546 flight engineer, is pictured during an emergency scenarios training session in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center.Lauren Harnett

Stock Photo: Russian cosmonaut Sergei Volkov, Expedition 4546 flight engineer, is pictured during an emergency scenarios training session in the Space Vehicle Mock-up.

Searchable keywords