The KC-135 was reportedly lost after an incident involving another aircraft in friendly airspace; the second aircraft landed safely. A KC-135 was lost

Four of six crew aboard the US KC-135 lost over Iraq have been confirmed dead by US Central Command, as the cause of the incident remains under investigation.

"The incident was not due to hostile fire or friendly fire," the release said, adding that rescue efforts are ongoing.

Defense Secretary Pete Hegseth’s bellicose and vengeful rhetoric describing the military’s war in Iran grew out of his experience in Iraq.