Watch 2 NASA astronauts try out SpaceX's new private spaceship for the first time in zero-gravity

· SpaceX launched its first astronauts into space on Saturday: NASA's Bob Behnken and Doug Hurley.
· Behnken and Hurley gave a live tour of the SpaceX spaceship, called Crew Dragon, from orbit.
· Watch the full video from inside the Crew Dragon capsule below.
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