Niki angleton

By Loen Kelley and Jenna Jackson

This story originally aired on March 11, 2006.

Doris and Bob Angleton lived in an upscale Houston neighborhood, raising their twin daughters and leading, on the surface at least, a perfect life. But there was trouble brewing and the family was shattered in 1997 when Doris was murdered inside their home.

As correspondent Richard Schlesinger reports, the subsequent investigation uncovered a crucial piece of evidence, an audio tape on which two men could be heard discussing the details of this murder. What would follow is a story of secrecy, money, affairs, and murderous accusations between two brothers.

Niki Angleton says it's not hard for her to remember her mother Doris. "I remember really specific things. Like every morning we would wake up to her laughing, and she had an incredible laugh like, really, really loud, really like vibrant, and it just made you want to get up and go downstairs and see what's going on."

Niki and her twin sister Ali Angleton were 12 years old when their mother Doris was murdered.

And then, four months after

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