Chilling video of the moment Kristi Abrahams confessed to killing her daughter Kiesha Weippeart to an undercover police officer.Kristi Abrahams has been sentenced to just 16 years in prison for murdering her 6 year old daughter Kiesha Weippeart.Robert Smith who dumped Kiesha's body contained in a suitcase in bushland then set fire to it with the help of Kristi Abrahams, was sentenced in may this year to just 12 years in prison.