The Air Force is finalizing a classified strategy that will lay out the service's approach to warfighting and security cooperation in alignment with the Trump administration's 2018 National Defense Strategy, officials have confirmed. The Air Force's deputy chief of staff for strategy, integration and requirements is overseeing development of the new framework, Brig. Gen. Matthew Isler told Inside Defense in a recent interview. Isler is the service's director of regional affairs and is creating an international engagement plan to...