Trial Begins for Ex-Cop Accused of Strangling Pregnant Sandra Birchmore

Key points

• Jury selection concluded on October 9, 2026, with opening statements delivered in the federal trial of Matthew Farwell in Boston.
• Prosecutors allege Farwell strangled Birchmore on February 1, 2021, and staged her death to appear as a suicide, shortly before his wife gave birth.
• Farwell faces two charges: killing a witness or victim and killing an unborn child; the death penalty was not sought by the Department of Justice.
• Birchmore’s death was initially ruled a suicide but was reclassified as undetermined after an independent autopsy by Dr. Michael Baden concluded it was a homicide.
• Farwell’s twin brother, William Farwell, and former program director Robert Devine are named in a wrongful death lawsuit but face no criminal charges.

Background

Sandra Birchmore joined the Stoughton Police Explorers program in 2010 at age 12. Matthew Farwell joined the department in 2012 and allegedly began a sexual relationship with Birchmore when she was 15. The case gained national attention after Birchmore’s death in 2021 was initially ruled a suicide, leading to a lengthy investigation and internal affairs review that resulted in the resignation of three officers in 2022.

How outlets are covering it

The New York Post and Fox News emphasize the grooming aspect, highlighting text messages where Farwell discussed role-playing with Birchmore as a minor. WCVB and NBC Boston focus on the procedural aspects of the trial, including jury selection and legal disputes over phone search consents. All sources agree on the core allegations but differ in emphasis: Fox News highlights the emotional impact on Birchmore’s family, while NBC Boston details the legal arguments regarding the admissibility of digital evidence. The New York Post provides the most detailed timeline of the alleged abuse, whereas WCVB focuses on the courtroom dynamics and witness testimony.

Why it matters

The trial highlights systemic failures in law enforcement oversight and the long-term impact of grooming on victims. It also underscores the importance of independent autopsies in overturning initial suicide determinations, as seen in the reclassification of Birchmore’s death. The case has drawn national attention to the need for accountability in police misconduct and the protection of vulnerable youth in mentoring programs.

What to watch

The trial is expected to last five to six weeks, with testimony from 68 witnesses, including William Farwell. The next key date is the conclusion of jury deliberations, which will determine Farwell’s fate. If convicted, he faces life in prison. The wrongful death lawsuit by Birchmore’s family remains on hold pending the criminal trial’s outcome.