The STS-116 crew walks out of the Operations and Checkout Building on their way to Launch Pad 39B during the terminal countdown demonstration test. Leading the way are commander Mark Polansky (right) and mission specialist Joan Higginbotham (left). Behind them are (left and right) mission specialist Nicholas Patrick and pilot William Oefelein; and mission specialists Sunita Williams, Christer Fuglesang; and Robert Curbeam (right). Credit: NASA/Kim Shiflett. Click to enlarge.
