Astronaut Frank Culbertson gives a thumbs up during a training session

JSC2000-E-01440 (14 December 1999) --- Using both thumbs to signal success, astronaut Frank L. Culbertson. Jr., emerges from a training session in the nearby Soyuz trainer. Culbertson, currently visiting the Gagarin Cosmonaut Training Center in Russia, is in training as commander for Expedition Three. He was named to that position in September of this year.