S99-01054 (15 Jan 1999) --- Astronaut Tamara E. Jernigan, mission specialist, uses a special tool during an underwater simulation of a Extravehicular Activity (EVA) scheduled for the mission.  Jernigan was joined by astronaut Daniel T. Barry (out of frame) for the simulation, conducted in the Neutral Buoyancy Laboratory (NBL), at Johnson Space Center?s (JSC) Sonny Carter Training Facility (SCTF).
NASA
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