官员称，一发失灵的炮弹在加利福尼亚州5号高速公路上空的军事演示中爆炸，未造成人员受伤。 A malfunctioning artillery round exploded over California’s 5 Freeway during a military demo, injuring none, officials say.

根据一份初步报告,在JD Vance参议员访问南加利福尼亚州5号高速公路期间,一次罕见的技术故障导致一枚炮弹在5号高速公路上空引爆。 A rare technical malfunction caused an artillery round to detonate over the 5 Freeway in Southern California during a visit by Senator JD Vance, according to a preliminary report. 事件发生在一次军事示威期间,导致短暂疏散和交通中断。 The incident occurred during a military demonstration and led to brief evacuations and traffic disruptions. 据报没有人员受伤,官员证实爆炸不是故意的。 No injuries were reported, and officials confirmed the explosion was not intentional. 缺陷的确切原因仍在调查之中。 The exact cause of the glitch is still under investigation.