U.S. Air Force Col. Brian Hollis, 434th Operations Group commander, hands the 72nd Air Refueling Squadron guidon to Maj. Derek Portlock, 72nd ARS incoming commander, during a change of command ceremony at Grissom Air Reserve base, Indiana, Sept. 12, 2020. Portlock received command of the 72nd ARS from Lt. Col. Joe Austin, 72nd ARS outgoing commander. (U.S. Air Force photo by Staff Sgt. Michael Hunsaker)
CAMERA
NIKON D3S
LENS
24.0-70.0 mm f/2.8
APERTURE
45/10
SHUTTERSPEED
1/250
ISO
1250
No camera details available.
This photograph is considered public domain and has been cleared for release. If you would like to republish please give the photographer appropriate credit. Further, any commercial or non-commercial use of this photograph or any other DoD image must be made in compliance with guidance found at https://www.dimoc.mil/resources/limitations, which pertains to intellectual property restrictions (e.g., copyright and trademark, including the use of official emblems, insignia, names and slogans), warnings regarding use of images of identifiable personnel, appearance of endorsement, and related matters.