Photos: Space shuttle Discovery
Traffic streams past a sign reading "Zero Days to Launch" near the Vehicle Assembly Bulding at the Kennedy Space Center in Cape Canaveral, Fla., on Saturday, Dec. 9, 2006.
Traffic streams past a sign reading "Zero Days to Launch" near the Vehicle Assembly Bulding at the Kennedy Space Center in Cape Canaveral, Fla., on Saturday, Dec. 9, 2006.
