When a package arrived in the mail at Wayne Greavette's home, it seemed like an early gift for the holidays. Inside was a wrapped present and a typewritten letter addressed to him, with the postscript: "Have a very Merry Christmas and may you never have to buy another flashlight." When Wayne turned the flashlight on, it exploded, killing him instantly. Over 20 years later, the case remains unsolved, leaving Wayne's widow and children consumed with finding the culprit. Along with SKS host David Ridgen, the Greavette family investigates.

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Season 4: Greavette - Preview

In SKS Season 4: Greavette, David Ridgen continues the work he began nine years ago, investigating the murder of Wayne Greavette. 0:52

Episode 1: 9-1-1

When a flashlight bomb killed Wayne Greavette in 1996, it also destroyed his family. Years later, Wayne's widow and adult children reunite to revisit the case and search for answers. 50:02

Episode 2: Death Letter

David meets the police officers involved in the Greavette case to learn about their investigation and find out what the evidence reveals about who might have killed Wayne. 45:23

S4 Episode 3: The Deer

Danielle and Justin meet with Ed Galick who was Wayne's former employer and mentor. He was also a person of interest to police. Ed and Wayne were like father and son, but then things took a turn in their relationship. 42:01

S4 Episode 4: D & L

A disturbing piece of information about Wayne's past is revealed and the Greavettes meet one of the people mentioned in the death letter. 39:59

S4 Episode 5: Jr.