Chris Watts, a Colorado husband and father, pleaded guilty in November 2018 to killing his pregnant wife, Shan’ann, and two daughters, Bella and Celeste. In a conversation with his father after being arrested, the 33-year-old admitted to strangling his wife, he said at the time, because he was angry with her.

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In the video above from Tuesday’s episode of Dr. Phil, Dr. Phil speaks with the lawyers for Shan’ann’s parents. Hear them analyze the videos, and hear what Watts allegedly told his co-workers the day he dumped his wife and daughters’ bodies on a property owned by the company he worked for.

WATCH: What Chris Watts' 4-Year-Old Allegedly Said To Him Before He Killed Her

On Tuesday, the lawyers exclusively tell Dr. Phil what Watts allegedly said during a new five-hour prison interview, days before the audio of the interview is expected to be released. And on Monday, Dr. Phil has an exclusive interview with Shan’ann’s parents and her brother. Hear their first reaction to Watts’ new confession. Check here to see where you can watch.

'Shan'ann Was A Good And Loving Mother, Had Not One Thing To Do With This,' Dr. Phil Says Of Woman Whose Husband Killed Her And Their Daughters