Astronauts Tim Kopra get a close look at hardware they will be taking into and using in orbit.

During a bench review in the Space Station Processing Facility, astronauts Tim Kopra (left) and Garrett Reisman (center) get a close look at hardware they will be taking into and using in orbit. Reisman is slated to join Expedition 16 aboard the International Space Station in 2008, flying on mission STS-123; Kopra is his backup. Behind them is Koichi Wakata, with the Japanese Aerospace and Exploration Agency, who will join the Expedition 18 crew, flying on mission STS-126. Photo credit: NASA/George Shelton