February 01, 2018
Photo: An Airman completes a missile assembly on an F-16 Fighting Falcon during a load crew
competition at Nellis Air Force Base, Nev., June 30, 2017. Air Force photo by Airman 1st Class
Andrew D. Sarver
Doomsday Clock SQD

See the Doomsday_Clock_SQD (PDF)