Criminals usually leave some kind of trace evidence at the crime scene.

The trick is to find it.

Scientists used some Aurora pink powder,

cyanoecrolate fumes, and a computer database

to identify a suspect in the midst of a senseless crime's brain.

It was 4 a.m. on an October morning,

and Kim Miller was manning the police switchboard.

Stay in the line, please.

I was working night shift.

I think I'd only worked there, like,

six, around six months.

So I hadn't been trained at that particular position very long.

There isn't much crime in Lansing, Michigan.

It's usually quiet, but this night was different.

All of a sudden I took this call and the lady said

that someone was breaking into my house.

The line went dead.

So I knew something was very wrong.

The police were dispatched immediately.

It took less than four minutes to get there.

At first glance, everything looked fine,

but behind the house was clear evidence of a breaking.

...