CH-47 and X-40A before Free flight 4ACH-47 and X-40A before Free flight 4AImage Credit: NASA/Tony Landis Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/amf-ec01-0145-3/Copy URL to clipboard> DownloadShareTakenMay 5, 2001ProducerAFRCImage CreditNASA/Tony LandisSize1920x1920pxPIA NumberEC01-0145-3