In 1990, the killer of a 22-year-old girl left an almost indistinguishable mark in a bloodstain at the crime scene.

But a new computer forensic technology found distinguishing characteristics in the smear, evidence that would lead directly to the perpetrator.

Richmond, Virginia, is a city steeped in history.

As the former capital of the Confederacy,

Richmond keeps close ties to its past and a watchful eye on the future.

With six colleges and universities,

thousands of young people move here each fall to go to school.

Twenty-two-year-old Dawn Bruce had attended Virginia Commonwealth University.

Dawn was a musician. She joined the VCU Wind Symphony after she was accepted through auditions.

That's what kept her there for as long as she was there,

but Dawn was anxious to find out what was at in the real world

and how she could do and what she could do.

After college, Dawn worked as a phone operator by day and a waitress by night.

Despite the long hours, she enjoyed the freedom of living on her own.

Dawn was a fun-loving kind of person.

Thought she could do anything and everything

and didn't care what other people said

about her trying to do things that weren't the norm.

On December 19, 1990,

Dawn's mother went to her daughter's apartment

since she hadn't heard from her in a few days.

She found Dawn in a pool of blood.

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