Criminal investigation is really an art.

We're investigating a cruelty to animal charge.

I was asked to cooperate with them for the criminal investigation.

This is detective Dimitri, C.l.D.

Dr. Bishop, I've ordered a standard forensics work package.

All right.

So it really, really helps the criminal investigation to establish the cause of death, and in some cases also directing the investigation in the right direction to find out who the killer really was.

I never want you to have to pack again. ( dramatic theme playing ) MAN

Adam is the God's Hand killer, Agent Doyle.

That's not true. our men in the major crimes unit are close to an arrest.

The child's assisting us in an active criminal investigation.

He's a mercenary... at the head of pretty much every law enforcement agency's mostwanted list.

ESU, ESU?

Agent Purvis will be in charge of the field office in Chicago, the center of the crime wave sweeping America.

Agent Scott. Agent Francis. Agent Dunham.

The collection has been extremely useful in criminal cases not only for an examiner's experience and education in handling nearly every firearm case that comes into the Laboratory.

Agent Lisbon, California Bureau of Investigation.

We're investigating the double crime with more than one victim.

Tell me what the hell it is you think we're doing?

We're here to find the person your department couldn't, Detective, the one helping Jigsaw and Amanda Young.

Agent Benford, Agent Hawk.

Why not just send another soldier after us?

Who called them?

Hey, agents!

Your investigation?

On its way.

Agent?

O'keefe? I'm agent teresa lisbon, california bureau of investigation.

We're working on it.

Detective Chief Inspector?

Agent Gibbs.

Federal Agent!

Agent Johnson?

You know, it is obvious that I'm undercover as a janitor.

We're working on some right now.

Agent Ellison.

Agent ellison?

He's an agent.

Agent Rivai.

Agent Rivai.

Federal agents.

Interrogation. Hah!

Agent ellison.

Agent Ellison?

Agent dunham.