Latest "Fort Worth" stories Pratt & Whitney's deliveries of F135 engines are on hold while the U.S. military and contractors try to find the root cause of a Dec. 15 F-35 mishap. The halt in acceptance flights and deliveries following the mishap meant Lockheed Martin delivered fewer F-35s than required in 2022. The F-35 Joint Program Office told services a fuel tube failure may have caused an F-35B's crash, which has now led to some fighters being grounded. Electronics Technician 1st Class William E. Matthews, 47, died on Nov. 24 after battling COVID-19 at the Lewisville Medical Hospital in Texas since Nov. 6. Load More