Astronaut Catherine Coleman, Expedition 26 and 27 flight engineer, discusses her mission to the International Space Station during a visit to NASA Headquarters in Washington, Tuesday, Feb. 14, 2012. Photo Credit: (NASA/Carla Cioffi)
Astronaut Catherine Coleman, Expedition 26 and 27 flight engineer, discusses her mission to the International Space Station during a visit to NASA Headquarters in Washington, Tuesday, Feb. 14, 2012. Photo Credit: (NASA/Carla Cioffi)