WATCH: NASA inches closer to lunar return

NASA is set to roll out its Space Launch System rocket and Orion spacecraft, moving closer to its first crewed lunar mission in more than 50 years.

​NASA is set to roll out its Space Launch System rocket and Orion spacecraft, moving closer to its first crewed lunar mission in more than 50 years.  GMA NASA is set to roll out its Space Launch System rocket and Orion spacecraft, moving closer to its first crewed lunar mission in more than 50 years.