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PETERS TOWNSHIP (KDKA) – Police are investigating a murder-suicide in Peters Township.

Police say two children, ages 12 and 17, found their parents dead around 6:30 a.m. Sunday inside their home in the 100 block of Marlboro Drive.

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The victims were identified as Kelly Ann Bryan, 44, and Craig Alan Bryan, 48.

According to police, it is being investigated as a murder-suicide. State Police say they believe the incident started as a domestic incident.

The cause of death is undetermined at this time.

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Police say they had previously been called to the home for a domestic incident in 2011. According to court records, Craig Bryan was arrested at that time and charged with simple assault.

The investigation is ongoing.