Maj. Gen. Sam Barrett, 18th Air Force commander, and Gen. Maryanne Miller, Air Mobility Command commander, along with the official party cut the ribbon symbolizing the activation of the newly upgraded C-21 at Scott Air Force Base, Ill., March 22, 2019. The upgrades to the avionics and communication suite of the C-21 come along with Scott becoming the sole home to the airframe after four C-21s were reassigned from Joint Base Andrews, Md. (U.S. Air Force photo by Airman 1st Class Nathaniel Hudson)