Astronauts Jeff Williams and Michael Hopkins are pictured during an emergency scenarios training session.
JSC2014-E-081993 (22 Sept. 2014) — NASA astronaut Jeff Williams (right), Expedition 47 flight engineer and Expedition 48 commander; and NASA astronaut Michael Hopkins are pictured during an emergency scenarios training session in the Space Vehicle Mock-up Facility at NASA’s Johnson Space Center. Photo credit: NASA/Lauren Harnett