Double-Murder, Suicide Rocks Quiet NJ Communities: What We Know
HUNTERDON COUNTY, NEW JERSEY, AUG 5 – Ricardo Jorge Santos allegedly killed his ex-girlfriend and her new boyfriend after months of stalking and harassment, prompting renewed calls for domestic violence intervention, Hunterdon County officials said.
- On Friday, August 1, 2025, New Jersey State Police Sergeant Ricardo Jorge Santos is believed to have murdered Lauren Semanchik and Tyler Webb before dying by suicide, Robeson said.
- Following their split, Semanchik sought help by calling police to file a restraining order due to Santos's continued harassment.
- Video evidence reveals at 6:11 p.m., a person was seen walking near the driveway while surveillance shows Santos’s SUV trailing Semanchik’s car to her home before 7:08 p.m. when gunshots were reported.
- Amid community grief, a Murphy spokesperson said, `We are shocked and devastated by this horrific tragedy`, honoring the victims' memory. Monday tributes praised their kindness.
- Looking beyond the immediate case, the Hunterdon County Prosecutor’s Office emphasizes there is no ongoing risk, calling it an isolated incident.
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27 Articles
NJ State Trooper Is a Suspect in Double Murder
Prosecutors in New Jersey say a state trooper killed his ex-girlfriend and her boyfriend, a volunteer firefighter, before taking his own life. Sgt. 1st Class Ricardo Jorge Santos, who once served on Gov. Phil Murphy's security detail, was found dead in a Mercedes SUV around an hour away from where...
NJ state trooper who killed ex and her new boyfriend was once reported for manipulating overtime rules to juice salary to over $400K, suit alleges
Sgt. First Class Ricardo Santos, 45, committed the heinous slayings after stalking and harassing his ex, 33-year-old veterinarian Lauren Semanchik, according to cops.

Trooper who once protected NJ Gov. Phil Murphy suspected in murder-suicide, prosecutor says
Lauren Semanchik and 29-year-old Tyler Webb were found dead in Semanchik’s Franklin Township home over the weekend and their suspected killer is New Jersey State Trooper Sgt. 1st Class Ricardo Jorge Santos. WABC (PITTSTOWN, N.J.) — A New Jersey State Police sergeant, who once served on Gov. Phil Murphy’s security detail, is suspected of killing his former girlfriend and the volunteer firefighter she was dating in a house in Franklin Township bef…
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