Cullen Davis, a Fort Worth oil tycoon, went on trial in February 1977 in the killings of his ex-wife's daughter and his ex-wife's boyfriend.

Love — for better or worse — has shaped North Texas. Why it matters: Valentine's Day is a perfect time to look at the couples ...

Dateline: Deadly Desire investigated the brutal murder of Emmett Corrigan, a father of five, who was engaged in a love affair with his employee.

Eric Thompson was on the stand for nearly two hours, describing the relationship with his wife and his business history.