(From left) Senior Airman Allan Jungst and Staff Sgt. Alex Yount, 5th Maintenance Squadron crew chiefs, rotate an upper wrap cowling at Minot Air Force Base, N.D., March 20, 2017. During a phase inspection for 18 consecutive days, these maintainers wash, lubricate, inspect and fix all identified discrepancies on the B-52H Stratofortress. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

Crew chiefs with the 5th Maintenance Squadron perform B-52H Stratofortress maintenance at Minot Air Force Base, N.D., March 20, 2017. The 5th MXS “wrenchmen” crew chiefs perform an in-depth B-52H Stratofortress inspection after it has flown for 450 hours. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

(From left) Airman 1st Class Zachary Campfield, 5th Maintenance Squadron crew chief, hands a laptop to Staff Sgt. Alex Yount, 5th MXS crew chief, at Minot Air Force Base, N.D., March 20, 2017. The 5th MXS crew chiefs follow step-by-step instructions on the laptops when performing aircraft maintenance. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

Airman 1st Class Zachary Campfield, 5th Maintenance Squadron crew chief, removes tape from a B-52H Stratofortress component at Minot Air Force Base, N.D., March 20, 2017. These maintainers guarantee Minot AFB B-52H Stratofortresses are ready to fly at a moment’s notice. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

(From left) Senior Airman Allan Jungst and Staff Sgt. Alex Yount, 5th Maintenance Squadron crew chiefs, install an upper wrap cowling at Minot Air Force Base, N.D., March 20, 2017. The crew chiefs coordinate and perform aircraft maintenance to ensure all aircraft components are functioning properly. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

Airman 1st Class Zachary Campfield, 5th Maintenance Squadron crew chief, reaches for a hammer at Minot Air Force Base, N.D., March 20, 2017. The crew chiefs perform daily aircraft maintenance, to include diagnosing malfunctions and replacing damaged components. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

Staff Sgt. Michael Ward, 5th Maintenance Squadron crew chief, installs a panel gap strap at Minot Air Force Base, N.D., March 20, 2017. The 5th MXS “wrenchmen” crew chiefs perform an in-depth B-52H Stratofortress inspection after it has flown for 450 hours. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

Senior Airman Shane Vandevelde, 5th Maintenance Squadron crew chief, closes an upper wrap cowling at Minot Air Force Base, N.D., March 20, 2017. During a phase inspection for 18 consecutive days, these maintainers wash, lubricate, inspect and fix all identified discrepancies on the B-52H Stratofortress. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

(From left) Airman 1st Class Zachary Campfield and A1C Carlos Ramirez, 5th Maintenance Squadron crew chiefs, peel tape from a B-52H Stratofortress at Minot Air Force Base, N.D., March 20, 2017. These crew chiefs perform daily aircraft maintenance, to include diagnosing malfunctions and replacing damaged components. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

(From left) Airman 1st Class Zachary Campfield and A1C Nicholas Beltz, 5th Maintenance Squadron crew chiefs, stand in front of two B-52H Stratofortress engines at Minot Air Force Base, N.D., March 23, 2017. The crew chiefs coordinate and perform aircraft maintenance to ensure all components are functioning properly. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)

A phase craftsman with the 5th Maintenance Squadron places a seal onto an engine gearbox vent at Minot Air Force Base, N.D., March 23, 2017. These maintainers guarantee Minot AFB B-52H Stratofortresses are ready to fly at a moment’s notice. (U.S. Air Force photo/Airman 1st Class Jonathan McElderry)