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 thei... (more)r 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.