https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/439927Edit ImageSaveSaveEditCropCustom TextSeptember 11th remembrance ceremony held in front of NASA Research Park Bldg-17. Original from NASA . Digitally enhanced by rawpixel.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFBanner JPEG 1200 x 797 px | 300 dpiLarge JPEG 3500 x 2324 px | 300 dpiBest Quality JPEG 4284 x 2844 px | 300 dpiBanner TIFF 1200 x 797 px | 300 dpiBest Quality TIFF 4284 x 2844 px | 300 dpi | 69.74 MBFree DownloadSeptember 11th remembrance ceremony held in front of NASA Research Park Bldg-17. Original from NASA . Digitally enhanced by rawpixel.More