Dateline episode Down The Rabbit Hole has reportedly explored the murder of Mary Ann Murphy in her Texas home at midnight of ...

In the summer of 2012, a tragedy struck the city of Humble, Texas, when the brutally murdered body of Mary Ann Murphy was ...

Find out more about what happened to Texas mom Mary Ann Murphy, found dead after her teen daughter Keri Murphy dialed police ...

Twelve years ago, investigators unlocked a world that led to the mind of a young girl who plotted to kill her mother in their ...

A chilling mystery unfolds in a two-hour "Dateline" episode as a terrified teen calls 911 reporting the screams of her mother ...

NBC's "Dateline" revisits the 2012 murder of Mary Ann Murphy, orchestrated by her daughter and her girlfriend in Houston.

To find out what happened, watch “Down the Rabbit Hole” on Peacock now. You can also watch on the NBC app or listen to it on ...

Loved ones remember Mary Ann as a loving mom to all.

A 2012 Texas murder case is the subject of a two-hour 'Dateline' Friday. Keith Morrison takes you 'Down the Rabbit Hole' at 8 ...