At least this narrows it down.

至少把目标范围缩小了
Finding someone on the inside should be easier.

内部人员找起来应该容易些
Not necessarily. If our unsub was trained by law enforcement,

不一定如果嫌犯受训于执法机构
he'd know how to fit in perfectly.

他就懂得很好地掩护自己
There's meaning and purpose to everything he does.

他做的每件事都有明确的意义和动机
Why did he choose to replicate the silencer case?

为什么他选择模仿沉默者案件
Well, that unsub went dormant for years 'cause he was locked up.

那个嫌犯被关起来了沉寂了几年
Is that a clue about the replicator?

我们的模仿犯在意的是这点吗
Well, it speaks to his patience.

说明他很有耐心
What about his M.O.? He sewed mouths shut.

作案手法呢他把被害人的嘴缝住了
It symbolizes keeping secrets.

象征着保守秘密
There could be something in that.

这里面可能有玄机