这是我今天读到的句子,句子的时态有点无法理解:
It did not come up at the trial on Tuesday, but it has been reported previously that Kayla Mueller was handed over to Baghdadi, who allegedly raped her repeatedly before killing her.
句中加粗的两处,为什么不用过去完成时,明明这两个事件发生都是在过去的过去啊?十分不解,希望老师们能指点迷津,万分感谢。