7 air force workhorse aircraft that just refuse to retire
US Air Force/Tech. Sgt. Joshua J. Garcia Many aircraft have come and gone over the past century of military aviation. But a few workhorse aircraft have endured, continuing to fill a role above the battlefield. There's an old saying: "If it ain't broke, don't fix it." Some aerial warhorses take that pretty literally. That definitely seems to be the philosophy used by many countries around the world in retaining large numbers of older aircraft as the mainstays of their air forces. Fighters, attack planes, bombers, and even tankers, all populate this list of old w...