Erie patriarch Matthew Stone Sr. kills eight relatives, including pregnant daughter, before suicide

Key points

• Matthew Stone Sr. killed eight people, including his wife Michelle Stone, 44; children Angelina Stone, 24, Jonathan Stone, 19, and Matthew Stone Jr., 21; and grandchildren Isiah, 5, and Amarianna, 1.
• Angelina Stone was pregnant and due to give birth on Monday; her unborn child was included in the death toll.
• Two non-relatives, Lora Roberts, 37, and Twila Tanner, 51, were killed outside the home after being shot by Stone Sr.
• Police arrived within minutes of a ShotSpotter alert but found all victims already dead.
• Stone Sr. was found dead on the second floor from a self-inflicted gunshot wound; his death was ruled a suicide.
• Erie Police Chief Rick Lorah called it the worst crime scene he has ever seen in his career.

Background

This incident follows earlier coverage from October 12, 2026, which confirmed the identities of the gunman and six adult victims. The shooting occurred at a home on the 700 block of Perry Street in Erie, Pennsylvania, on October 9. The community has been mourning the loss of nine lives, with family members describing the scene as horrific. The event has been compared to a 1982 massacre in Wilkes-Barre, Pennsylvania, in which a man killed 13 people, including five of his own children.

How outlets are covering it

WTAE and the Pittsburgh Post-Gazette emphasize the familial nature of the tragedy, highlighting that Stone Sr. was the patriarch and father of seven of the eight victims. The New York Post focuses on the graphic nature of the event, citing doorbell footage that shows people running and screaming as gunshots rang out. The Times Observer, via AP, stresses the shock among family members, who described Stone Sr. as a 'good guy' who 'started going downhill,' with no prior signs of distress. All sources agree that authorities have not determined a motive but suggested mental health may be a factor. Erie Police Chief Rick Lorah described the scene as 'horrific' and 'the worst' he has ever seen in his career.

Why it matters

The Erie mass shooting underscores the devastating impact of family violence and the challenges in predicting such events. The lack of prior signs of distress and the involvement of multiple generations highlight the complexity of mental health issues and the need for better support systems. The incident also raises questions about the role of mental health in mass shootings and the importance of community vigilance and support.

What to watch

Authorities are continuing their investigation, including interviewing relatives and examining the cellphones of the women who were killed outside the home. The community is expected to hold further memorials and support services for the victims' families. The case may lead to increased scrutiny of mental health resources and crisis intervention programs in Pennsylvania.