Lift Off was originally set for 3:47p Est. yesterday but has been delayed up to 72 hours, while a host of people wait like U.S. Rep. Gabrielle Giffords, Commander Mark Kelly’s wife, and arizona shooting victim. Hit the Jump to see why the shuttle was delayed.
@TatWza

Delayed due to shuttle heating system concerns, which NASA will fully investigate before the shuttle launches. “The engineering team did not understand how this problem occurred and did not feel comfortable proceeding with a launch attempt,” NASA spokesman George Diller said.

CNN