In an interview with police following the incident, Quinto's sister Isabella "Bella" Collins said that he showed signs of depression for most of his life, though he was never diagnosed, and that his behavior changed after an assault a year earlier, which left him a black eye, stitches in his head and memory loss.
[5] Shortly after 11 p.m., police arrived and grabbed Quinto from Cassandra, who reports that as they put him down on his stomach and handcuffed him,[3][6] he repeatedly said, "Please don't kill me.
[9] It is stated in the claim that Angelo had been "suffering from anxiety, depression, and paranoia for the previous few months" and that before police arrived, "he had already started to calm down".
[11] A county pathologist stated at the coroner's inquest that Modafinil, which is used to treat narcolepsy, was found in Quinto's system, and said the cause of death was excited delirium syndrome.
[6][13] On May 16, 2024, the Antioch City Council led by Mayor (at-large) Lamar Thorpe approved the $7.5-million settlement based on a Quinto Family lawsuit.