The Air Force has delayed a key milestone for its $2.7 billion, E-3 Airborne Warning and Control System Block 40/45 upgrade program stemming from shortfalls identified during testing and delays in delivering new hardware by prime contractor Boeing. In November, the service formally advised lawmakers of a revised acquisition strategy for the AWACS Block 40/45 program to reflect pushing the planned date for full operational capability required assets available from November 2023 to May 2024, according to a government official...