A mass shooting at a residence in Erie, Pennsylvania left nine people dead, including the gunman, after an attack that also killed a pregnant woman, two young children, and other relatives.

Authorities say eight people were killed inside the home before the gunman took his own life, and additional victims were found outside, with the total casualties now including the suspect.

Initial reporting described the incident as a mass shooting at Perry Road, with the shooter's identity not immediately released and investigators continuing to search for a motive.

No further article details are provided in the excerpt to outline the sequence of events, motive, victims’ identities, or law enforcement response.

The incident occurred on a Friday afternoon, with law enforcement handling the investigation and casualty updates as information became available.

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Police were involved in a tense standoff prior to discovering the fatalities, highlighting the dramatic response to the situation.

Investigators did not disclose a motive; Erie Police Chief Rick Lorah suggested mental health factors may be involved, and the gunman’s identity was not released at the time.

Authorities declined to discuss motive and planned to interview relatives and review cellphones of the women killed outside the home for more information.

The report originates from The Sydney Morning Herald and includes details about the victims and the location.

The shooting devastated the Erie community and intensified the ongoing conversation about gun violence and mental health as investigators continued their work.

Police responded to ShotSpotter alerts, entered the home, and later found two women dead outside; a search warrant was issued to advance the investigation.