Air Force officials are considering ways to increase sustainment for the service's fleet of C-135 intelligence, surveillance and reconnaissance aircraft to prepare them for peer conflict, as the platforms face a slew of engine and structural problems. "We have to take airplanes out of the line and put them in modification lines," Air Combat Command chief Gen. Mike Holmes recently told reporters at the Air Force Association's fall conference. "The money we've received for service-life extension programs to keep those...