S03 · E20

The Flaming Gorge Falls/Caught in the Mail

May 14, 20011h

A man suspected of the cold case murder of his wife and son hatches a new plot to kill his mother and father; and detectives solve the 20-year-old murder of a teenager by tricking her killer into licking an envelope, then extracting DNA from the saliva.

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The Flaming Gorge Falls/Caught in the Mail

Episodes

Cop Killer/Evil Twin

The Zodiac Killer

The Accidental Killer/Little Sister Lost

The Merry Widow/The Bad Cop

Daddy Knows Best/Dawn of the Dead

The Killer's Tattoo

The Green River Killer

A Hitchhike to Murder/Never Forgotten

The DNA Link/The Secret Slide

Death Before I Do/Hollywood Homicide

Blood Money/Precious Doe

Unholy Bible/A Daughter's Justice

Officer Down/Secret Twin

Weepy-Voiced Killer/The Mr. Big Sting

Blood on the Badge/Bump in the Night

The Lady Killer/A Husband's Secret

Mistaken for a Killer/A Woman Scorned

The Missing Hunters/The Flashlight Rapist

Cowboys on the Case/Office Politics

The Flaming Gorge Falls/Caught in the Mail

Murder Checks In / Killer in the City

The Shopping Cart Killer

The Hit makers/Favor For A Friend

Lil' Miss /Skeletons In The Closet

Innocent Prey/The Punishment