One or more of the preceding sentences incorporates text from this source, which is in the public domain: "Fact Sheet Display". af.mil. Retrieved 10 August 2017.
NASASpaceflight.com Forum > General Space Flight (Atlas, Delta, ESA, Russian, Chinese) > Commercial Launchers (Space X, Sea Launch, etc.) > Topic: Elon Musk Q&A – Updates SpaceX status on Falcon and Dragon > Reply #2554