The parents of Kelsey Berreth are filing a wrongful death lawsuit against her fiancé

The civil suit alleges that Patrick Frazee killed Kelsey because he wanted custody of their 1-year-old daughter.
1:18 | 02/17/19

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Transcript for The parents of Kelsey Berreth are filing a wrongful death lawsuit against her fiancé
Back now with new developments in the case of that missing mother from Colorado. Her fiance already charged with murder. But tonight, we have new court filings that may point to a possible motive. Here's ABC's Marci Gonzalez. Reporter: Tonight, a possible motive revealed in the case of missing Colorado mother, Kelsey Berreth. Berreth's parents filing a wrongful death lawsuit against her fiance Patrick Frazee, alleging in newly filed court documents he murdered Berreth over custody of their 1-year-old daughter. The complaint claims Frazee told Berreth's mother they "Broke up" on Thanksgiving, the last day she was seen publicly, shopping with her daughter Kaylee at this supermarket. The civil suit alleges Frazee later killed the 29-year-old because, "He wanted full custody of Kaylee and/or Kelsey to leave Kaylee with him and Kelsey would not agree." Frazee's friend, Krystal Lee Kenny, admitting to disposing of Berreth's cell phone, which was found three days later -- 700 miles away in Idaho. I learned that Patrick Frazee had committed a homicide on approximately November 22nd, 2018. Reporter: Investigators arresting Frazee December 21st. You see him? He's in cuffs. Reporter: Charging him with first degree murder even though Berreth's body hasn't been found. Frazee has not yet entered a plea. He's expected in court this week.

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