The F-35 joint program office does not think it can mitigate a potential two-month delay to the Air Force's Aug. 1 objective date for initial operational capability, the program's top officer said Thursday. The JPO and prime contractor Lockheed Martin said last October the program projected a 45-to-60-day schedule risk to the front-end of the Air Force's IOC window due to challenges with delivery of the newest version of the program's Automated Logistics Information System. Officials expected the program could...