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by Robert Moran Published Aug. 4, 2025, 7:55 p.m. ET

A 33-year-old veterinarian in New Jersey and her 29-year-old boyfriend, a volunteer firefighter, were killed by her ex-boyfriend, a New Jersey State Police trooper, who then fatally shot himself, authorities alleged Monday.

Lauren Semanchik, of Pittstown, and Tyler Webb, of Forked River, were found dead on Saturday afternoon at her home on Upper Kingtown Road in Franklin Township, the Hunterdon County Prosecutor’s Office said .

As detectives were investigating their deaths, authorities learned that Ricardo Jorge Santos, a lieutenant with the New Jersey State Police, was found dead inside a white 2008 Mercedes SUV in Johnson Park in Piscataway, Middlesex County, the prosecutor’s office s

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