This illustrates why Davis-Monthan AFB exists......BenIt may be of interest to note that the "60" in Wise Guy's serial number is the fiscal year in which the Air Force bought her. The very last of the B-52Hs rolled off Boeing's production line in 1962, putting the plane in the latter half of the BUFF's production run. The service expects to continue flying these bombers through at least 2050—and probably beyond—and has plans to make even more significant upgrades to them in the coming years, including the addition of new engines and radars.