‘I didn’t want to leave him.’ A gunshot on the Green Line, a life lost and a plea that something be done about ‘the insanity’

He was driven, active and most of all, independent, she said. He researched and bought a car on his own without leaning on his parents. He found a used one for $2,000, and replaced the brakes and the clutch. A straight-A student who grew up in Denver, he made his way to the University of Chicago without much help from his parents.