STS-121 Mission Specialist Thomas Reiter is greeted by Center Director Jim Kennedy after arriving at KSC to get ready for launch on July 1. During the 12-day mission, the STS-121 crew will test new equipment and procedures to improve shuttle safety, as well as deliver supplies and make repairs to the International Space Station. Thomas Reiter will remain on board the ISS where he will join the Expedition crew for Europe's first long-duration ISS mission.