What a reusable rocket means for the future of spaceflight

Aired: 12/22/2015 | 0:04:42 | Clip
A SpaceX rocket made a historic landing Monday night. After taking off from Cape Canaveral, the rocket booster landed gently back on Earth, suggesting a possible future for reusable rockets. Science correspondent Miles O’Brien joins Judy Woodruff to discuss the significance.

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