随后的七年时间里，访问了超过一万名目击证人，发出了5,750封大陪审团的传票，收集了6000件证物。

In the seven years that followed, more than 10, 000 witnesses were interviewed, 5, 750 grand jury subpoenas issued, and 6, 000 items of evidence collected.

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再然后，大陪审团的其他成员才询问证人。

Then, the other members of the grand jury may question the witness.

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