"No, I don't think so," Walheim responded. "It's been a great partnership."
"I's a combination of the space flight history of NASA with the entrepreneurial spirit of SpaceX, and it's worked out real well ... We've had the time to go through all the tests and all the procedures, all of the development,and make sure we understand what they're doing to make sure we're comfortable with it," he said.
"When we have questions, SpaceX is very open to answering them -- and when they have questions, we're very open to answering, too ...
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