The Air Force’s CV-22 Osprey fleet started receiving new proprotor gearboxes last month—and officials say they’re planning a comprehensive midlife upgrade for the V-22 to address concerns over its safety and reliability. 
Lockheed Martin was awarded a $4.7 billion contract modification for 78 F-35 combat aircraft, including 48 F-35As for the U.S. Air Force, 14 F-35Bs for the Marine Corps, and 16 F-35Cs for the U.S. Navy and “associated red gear,” according to a March 31 contract ...