"I did know," Beckett murmurs, jotting down a few more notes as Castle goes on. Sometimes it's best to let him work out his bursts of verbal energy before he starts to come back down again, and it's not that she's ignoring him; she's just more accustomed to it by this point.

"Um - " A quick glance toward the outbox and the inbox of her desk precedes a quicker estimation.

"About halfway, I think."