It was the latest crash involving the F-35 stealth fighter jet, the military's most expensive ... In September 2023, a pilot ejected from an F-35 and parachuted into a backyard in Charleston ...

The 1,140-page investigation determined the root cause to be "pilot error" but noted the bad weather that day as a contributing factor.

More than a year after five U.S. Marines were killed when a helicopter crashed into a Southern California mountain range, investigators say the cause of the mishap ...