It's the same song Giffords sent as a wake-up call to Mark Kelly in 2006 when they were just dating. But this time the lyrics seemed to have a special meaning given her recovery from being shot in the head Jan. 8 in Arizona.
This time the song was from Giffords and Kelly's two daughters. Kelly thanked them and said it's always a beautiful day to wake up in space.
Endeavour's crew has started their main duty for Tuesday: a more than five-hour camera inspection of the shuttle's delicate heat shield to make sure there's no damage from launch.
