JSC2012-E-108022 (2 Aug. 2012) --- Canadian Space Agency astronaut Chris Hadfield (left), Expedition 34 flight engineer and Expedition 35 commander; NASA astronaut Chris Cassidy (center), Expedition 35/36 flight engineer; Russian cosmonaut Pavel Vinogradov, Expedition 35 flight engineer and Expedition 36 commander; and Russian cosmonaut Alexander Misurkin (left background), Expedition 35/36 flight engineer, participate in an emergency scenario training session in an International Space Station mock-up/trainer in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center. Photo credit: NASA