Chris Cassidy, Luca Parmitano, Karen Nyberg and Shane Kimbrough

JSC2013-E-007729 (22 Jan. 2013) --- NASA astronaut Chris Cassidy (left), Expedition 35/36 flight engineer; European Space Agency astronaut Luca Parmitano and NASA astronaut Karen Nyberg, both Expedition 36/37 flight engineers; along with NASA astronaut Shane Kimbrough are pictured during a training session in the virtual reality lab in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center. Crew instructors (right) assisted the crew members. Photo credit: NASA