Astronauts Terry Virts and Samantha Cristoforetti

JSC2012-E-238228 (16 Nov. 2012) --- NASA astronaut Terry Virts, Expedition 42 flight engineer and Expedition 43 commander, participates in a hardware training session in an International Space Station mock-up/trainer in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center. European Space Agency astronaut Samantha Cristoforetti, Expedition 42/43 flight engineer, is visible at left in the background. Photo credit: NASA