Mark Quadrel, 58, was fatally shot on October 24, 2018, in Norristown, Pennsylvania. The shooting took place inside the East Airy Street apartment of his son, Steven Mark Quadrel, then 24. Mark died of gunshot wounds to the head and torso; the manner of death was ruled homicide.

Steven Quadrel was arrested shortly after the incident and charged with first-degree murder, aggravated assault, possession of an instrument of crime, and recklessly endangering another person. A 12-year-old boy was also shot near the scene while riding a scooter; his injuries were reported as non-life-threatening and he received treatment at a local hospital. Steven claimed he was experiencing a mental health breakdown and paranoid delusions and said the drug Adderall influenced his state at the time.

What additional details or documents about the case would help clarify the sequence of events that night?