The murder of Brian Davis

Robyn and Brian Davis in happier times during a trip to Cozumel, Mexico. They married in 2008, after a four-year courtship. It was Brian's third marriage and Robyn's second.

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Brian Davis, say friends, "never met a stranger."

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Robyn and Brian Davis show off a big catch. Brian loved being out on the water.

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On the day Brian Davis disappeared, he was out shopping for a fishing boat.

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Brian Davis' body was discovered two days later on a deserted Louisisna road. — Calcasieu Parish Sheriff's Office

Two days later, Brian Davis' body was discovered on a deserted Louisiana road by a man out test driving a Jeep.

Video: Witness on finding Davis' body
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At the crime scene, investigators found Brian Davis' car propped up on a jack as if it had a flat tire. Investigators said there's no evidence the tire was even punctured. It was just one of several odd clues.

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Robyn Davis and Carol "Sissy" Saltzman — CBS News

Brian Davis' wife, Robyn, and her best friend, Carol "Sissy" Saltzman were arrested for his murder. Both women denied being near near the crime scene, but their cell phone records proved otherwise.

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Robyn Davis, who maintains her innocence, was convicted of murder and sentenced to life in prison.

Extra: Robyn Davis on the verdict
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Carol "Sissy" Saltzman was also convicted and sentenced to life. Despite being tried for murder alongside her best friend, Robyn and Cissy both say they are closer now than ever.

Video: Robyn and Sissy on their friendship
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