Space shuttle Discovery's final launch date still unclear

NASA has yet to set a firm launch date for the final flight of the space shuttle Discovery, after managers met for hours on Thursday to review technical issues that have grounded the orbiter for more than a month. The top shuttle program managers met to evaluate the repairs that were made to Discovery's massive external fuel tank. Engineering teams at NASA's Kennedy Space Center in Florida have been compiling data in order to determine the root cause of cracks that were found on the metal ribs of the shuttle's external tank. After Thursday's discussion, officials held off on assigning a firm launch date for Discovery's final mission to the International Space Station. More

(Source: MSNBC - Dec 4)