Newly uncovered text messages between Chris and Shanann Watts shed light on the deterioration of their marriage in the months leading up to Watts killing pregnant Shannan and their two daughters, Bella and Cece. The messages are featured in a new Netflix documentary series exploring the murder investigation of the grisly case that captivated the country. "American Murder: The Family Next Door" chronicles how Chris Watts killed his pregnant wife and their two children in Frederick, Colorado. #InsideEdition
