Challenger space shuttle claimed 7 lives 40 years ago Former shuttle astronaut and teacher Dorothy Metcalf-Lindenburger joins 'Fox & Friends' on the 40th anniversary of the Challenger disaster. NEW You can now listen to Fox News articles! Just before my final, 2001 shuttle mission to help build the International Space Station, I asked the NASA chief of human spaceflight when he thought we’d return to the moon. "Oh, probably not until 2010," he answered. I was floored — how could it possibly