Friday, April 29 - Endeavour's crew walks out to the Astrovan ahead of the first scheduled launch attempt.
nasaksckennedy space centerspace shuttleendeavoursts134astronautscrewarrivalmark kellyastrovanflorida
Friday, April 29 - The Astrovan departs for Launch Complex 39. News of the scrub broke while the Astrovan was still en-route, prompting a U-turn and return to headquarters.
Friday, April 29 - A NASA security vehicle followed the Astrovan.
Friday, April 29 - This banner supporting Endeavour on her final flight was signed by the scores of NASA employees and contractors working on the mission.
Friday, April 29 - Endeavour's flag was added to the Launch Complex 39 Press Site flag pole on the day of the first scheduled launch attempt.