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SpaceX - Elon Musk was the first private citizen to launch a space vehicle into orbit and bring it back to Earth. Now, the founder of SpaceX is competing against larger, more entrenched aeronautical companies to become the first private venture to put a man into orbit. Face Blindness -Lesley Stahl reports on a little known condition that prevents people from remembering faces, even those of family members . Some studies estimate that as many as one in 50 people are afflicted with face blindness. Remarkably, Stahl found others who are the opposite when it comes to face recognition. "Super recognizers" never forget a face, no matter how long ago they saw it.