Acaba and Swanson in Joint Airlock

S119-E-006981 (22 March 2009) --- Astronauts Joseph Acaba (left) and Steve Swanson, both STS-119 mission specialists, work in the Quest Airlock of the International Space Station while Space Shuttle Discovery is docked with the station. Astronaut Richard Arnold (center background), mission specialist, photographs Japan Aerospace Exploration Agency (JAXA) astronaut Koichi Wakata (far background), Expedition 18 flight engineer, exercising in the Unity node.