[Brad really isn't someone who would be found in a library under normal circumstances, but he sure is here tonight. He seems to be retracing the steps that were taken Thursday night, trying to figure out something everyone missed. But with the evidence long gone, there's little hope of finding out who actually did this.

When Hickey speaks to him, he sighs and runs a hand through his hair.]

Yeah. An innocent person is gonna die because we fucked up. The least we can do is find out what actually happened.