F-35 program office announces a ‘strategic pause’ on new logistics system 2 days ago U.S. Airmen from the 380th Expeditionary Aircraft Maintenance Squadron prepare to launch an F-35A Lightning II assigned to the 4th Expeditionary Fighter Squadron at Al Dhafra Air Base, United Arab Emirates, April 24, 2019. F-35 maintainers use the Autonomic Logistics Information System to monitor the health of the joint strike fighter. (Staff Sgt. Chris Drzazgowski/U.S. Air Force) WASHINGTON — The Defense Department is pausing its efforts to field replacement software for the F-35′s troubled logistics system due to a lack of funding, the head of the F-35 program office said Thursday.