U.S. Air Force Col. Clinton Ross, 633rd Air Base Wing commander, visits the newly renovated alert hangar during an immersion tour at Joint Base Langley-Eustis, Virginia, Dec. 9, 2019. While at this location, Ross learned about the various renovation projects that went into upgrading the alert facility on base. (U.S. Air Force photo by Airman 1st Class Marcus M. Bullock)