How investigators tracked down Sarah Yarborough’s killer

See how DNA helped solve the murder of 16-year-old Sarah Yarborough almost 30 years after the crime.

Where’s Sarah Yarborough?

It was the morning of Saturday, Dec. 14, 1991, when 16-year-old Sarah Yarborough arrived early to drill team practice at Federal Way High School near Seattle, Washington.  Later, when members of her team showed up, they saw that Sarah’s car was in the parking lot. But Sarah was not there.

A 13-year-old witness

Drew Miller, who was just 13…