Retired astronaut says SpaceX is a ‘great partner’ in the space station program

Retired astronaut Mike Massimino discusses the partnership between Elon Musk’s SpaceX and NASA on ‘Your World.’

Retired astronaut says SpaceX is a ‘great partner’ in the space station program
Retired astronaut Mike Massimino discusses the partnership between Elon Musk’s SpaceX and NASA on ‘Your World.’