"Growing up, he was classic ADHD, but this was before it was a thing," Maneggia said. "His experience was learning from his teachers that he wasn't good enough. From high school on, he was going down this path. It was a little different than people getting hooked on pain meds and then turning to heroin. With him, it was more about self-medication. He started with alcohol and eventually he got into heroin, and that was what really did him in."