No sight no flight
U.S. Air Force Senior Airman Christian Anthony, an electrical and environmental specialist assigned to the 509th Maintenance Squadron, reads the next step of a technical order (TO) before moving forward at Whiteman Air Force Base, Mo., Aug. 3, 2017. The TOs are the step-by-step process of a task to ensure work is done properly. (U.S. AIr Force photo by Airman Taylor Phifer)

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Photo by: Airman Taylor Phifer |  VIRIN: 170803-F-PN714-025.JPG