An airman unloads cargo from a KC-135 Stratotanker. Andrew Sinclair/US Air Force Air Force tankers have fallen short of readiness standards from 2019 to 2025, according to a new watchdog report. Reported problems include parts shortages, maintenance staffing gaps, and insufficient infrastructure. Military demand for aerial refueling has surged during recent major combat operations. The US Air Force's aerial refueling tanker fleet has fallen short of its readiness goals every year since 2019...