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A Virginia jury has convicted Trenton Frye of first-degree murder in the 2022 killing of 28-year-old Katlyn Lyon Montgomery, bringing a close to a case that prosecutors said involved stalking, obsession, and a calculated late-night attack inside the victim’s apartment.

Frye was sentenced to life in prison after jurors deliberated for just over an hour, accepting the prosecution’s argument that he strangled Montgomery with charging cords while her young daughter slept in the same bed. Authorities said the killing followed weeks of escalating behavior after Montgomery ended their relationship.

From Medical Emergency to Homicide Investigation

Montgomery was found unresponsive in her Bedford County apartment on October 7, 2022. First responders initially suspected a drug overdose, but doctors later identified injuries to her neck and head that pointed to strangulation. Investigators said no drugs were found at the scene, shifting the case to a homicide investigation within hours.

She was declared brain-dead the following day.

Evidence Pointed to Stalking and Pre-Attack Surveillance

Prosecutors presented digital evidence showing Frye had traveled from North Carolina to Virginia days before the killing. Cellphone location data placed him near Montgomery’s apartment complex, and neighbors reported seeing an unfamiliar man sitting nearby for hours the day before the attack.

Surveillance footage later showed Frye at a nearby gas station wearing dark clothing. Investigators said Google search records and text messages revealed mounting anger and jealousy after Montgomery blocked him and moved in with a roommate.

Authorities believe Frye entered the apartment through a second-floor balcony with a faulty lock during the early morning hours.

Key Digital Evidence at Trial

One of the most significant pieces of evidence came from a Bluetooth connection between Frye’s phone and Montgomery’s iPad shortly after she went to bed. Prosecutors argued this placed Frye inside the apartment at the time of the attack.

The defense challenged the lack of DNA evidence and argued the digital data was circumstantial, but jurors ultimately rejected claims that the killing was accidental or committed by another person.

Verdict and Sentencing

Frye pleaded not guilty and testified at trial, denying responsibility and claiming memory lapses. The jury found him guilty of first-degree murder. At sentencing, the judge cited the brutality of the crime and the presence of the victim’s child as aggravating factors before imposing a life sentence.

Montgomery’s family said the verdict brought accountability but not closure, describing the lasting impact on her daughter and relatives.

Broader Impact

The case has drawn attention to warning signs of intimate-partner violence, digital stalking, and the role of cellphone data in modern criminal prosecutions. Advocates say it highlights how technology increasingly plays a central role in solving violent crimes.