Dateline NBC Take Two
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Mar 17, 2026 Markenzie, a longtime car salesman turned informant who recorded the sting. Kelly Gribaluk, a former mortician and model who admits involvement and expresses remorse. Ira Bernstein, a podiatrist who discusses his marriage, motives, and legal fallout. They talk about undercover recordings, the staged sting, negotiations over a plotted attack, arrests and interrogations, and subsequent investigations and plea outcomes.
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Car Salesman Turned Undercover Informant
- Markenzie, a car salesman, posed as a hit broker and helped detectives record Kelly plotting to kill Susan Bernstein.
- He wore hidden cameras in his car and met Kelly multiple times across parking lots to capture negotiations and tactics that led to arrests.
Affair Between Doctor And Suspect Fueled The Plot
- Ira Bernstein used his professional standing and patient relationships to conceal an affair that later became central to the murder plot.
- Detectives discovered Ira was both Kelly's lover and a respected podiatrist whose colleagues were unaware of his role in the scheme.
Controlled Sting Built Clear Evidence Of Intent
- The sting used staged scenes and controlled meets to escalate commitment, proving intent without immediate violence.
- Detectives moved meetings near the police station, wired the car, and let Kelly negotiate price and logistics until she handed cash.