Tech. Sgt. Michael Zeigler and Staff Sgt. Aaron McCullum prepare to launch a B-52H Stratofortress July 16, 2013 on Barksdale Air Force Base, La. The B-52 was sent to Tinker Air Force Base, Okla., to receive the first Combat Network Communications Technology upgrade. The change will allow aircrew to receive real-time intelligence updates. Zeigler is assigned to the 96th Aircraft Maintenance Unit and McCullum is assigned to the 2nd Aircraft Maintenance Squadron. (U.S. Air Force photo/Senior Airman Micaiah Anthony)