Appears On
Episode Appearances
20/20 · Mar 23, 2026
The After Show: Murder She Wrote: The Kouri Richins Trial
“Family housekeeper arrested and later testified that Corey approached her twice for illegal drugs”
Fentanyl Poisoning and ToxicologyCircumstantial Evidence in Murder TrialsConsciousness of Guilt and Document Evidence
View Analysis20/20 · Mar 21, 2026
Murder She Wrote: The Kouri Richins Trial
“Key prosecution witness who testified Corey asked her to obtain fentanyl on two separate occasions”
Spousal Murder InvestigationFentanyl Poisoning CasesFinancial Motive in Homicide
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48 Hours · Mar 18, 2026
Kouri Richins Found Guilty
“Key prosecution witness with drug dealing history whose testimony about providing fentanyl to Corey was challenged by defense”
Aggravated Murder Prosecution StrategyCircumstantial Evidence in Criminal TrialsWitness Credibility and Incentive Structures
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Dateline NBC · Mar 5, 2026
Housekeeper testifies at Utah mom murder trial. Sister seeks answers in shootout. Plus, photo lineups.
“Former housekeeper and prosecution's star witness who testified to purchasing fentanyl for Corey Richens under immunity agreement”
Fentanyl poisoning prosecutionsStand-your-ground law application and judicial reviewEyewitness identification procedures and photo lineups
View Analysis48 Hours · Feb 25, 2026
Inside the Kouri Richins Trial
“Key prosecution witness and former house cleaner who allegedly sold fentanyl to defendant; credibility questioned by defense”
First-degree murder prosecution strategyFentanyl poisoning and toxicology evidenceCircumstantial evidence in criminal trials
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