Alert: 48 Hours
A 741st Missile Squadron operator stands after receiving a 48 hour alert pin at Minot Air Force Base, N.D., March 15, 2017. Operators receive messages from the National Military Command System and respond to messages while driving missile operations. (U.S. Air Force photo/Airman 1st Class Jessica Weissman)

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Photo by: Airman 1st Class Jessica Weissman |  VIRIN: 170315-F-UY190-0040.JPG