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	+ Home + Shuttle Section   + Space Station Section + Astronauts		+ NASA Home > Mission Sections > Space Shuttle > Shuttle Missions > STS-121 > Launch & Landing Print This Email This Ask the Mission Team How has NASA prepared for the STS-121 mission? Your questions about launch readiness, payload preparation, and weather rules and forecasts are answered by our panel of experts. The STS-121 Question Board is now closed. See below for our experts' answers to your questions. + View Questions Introduction by James Kennedy Director, NASA's Kennedy Space Center + View Video (Real) + View Video (Windows) Mission Team Participants: Mike Leinbach Launch Director + Questions and Answers + Listen to Podcast Deborah Hahn ISS Payload Manager + Questions and Answers + Listen to Podcast Kathy Winters Weather Officer + Questions and Answers + Listen to Podcast + View NASA Direct Events
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