5 sources · first reported Yesterday

The US Marine Corps has accepted six F-35B fighters without radars due to development delays. The Air Force and Navy are also expected to be affected by these delays. The F-35 Joint Program Office confirmed that the delivered aircraft have ballast in the nose instead of the new radar system.
The delivery of F-35s without radars is significant because it highlights the challenges in developing and integrating new technologies into advanced fighter jets. This issue may impact the overall capability and readiness of the F-35 fleet.
How this story unfolded across sources, oldest first.