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Key witness describes what she saw the night Karen Read's boyfriend died

Jennifer McCabe, a key witness in the retrial of Karen Read, took to the stand where she recounted the hours leading up to the death of Read’s boyfriend John O’Keefe. CNN's Jean Casarez reports.

02:22 - Source: CNN
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Key witness describes what she saw the night Karen Read's boyfriend died
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NEW YORK, NEW YORK - FEBRUARY 21: Luigi Mangione appears at a hearing for the murder of UHC CEO Brian Thompson at Manhattan Criminal Court on February 21, 2025 in New York City. Mangione is accused of slaying of UnitedHealthcare CEO Brian Thompson late last year and is making his first appearance on state charges of murder as an act of terrorism. He is facing 11 counts for the Dec. 4 shooting of Thompson outside a midtown Manhattan hotel which set off a massive manhunt. He is also facing federal charges of murder and other charges in Pennsylvania, where he was arrested. (Photo by Curtis Means - Pool/Getty Images)
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