(AP) -- NASA said Friday that cracks have been found in the insulation of all three space shuttle fuel tanks slated to fly in coming months and could be the reason a chunk of foam debris broke off during Endeavour's launch.
(AP) -- NASA said Friday that cracks have been found in the insulation of all three space shuttle fuel tanks slated to fly in coming months and could be the reason a chunk of foam debris broke off during Endeavour's launch.