A video snippet circulated by Chicago police prompted a 16-year-old math whiz to turn himself in for the fatal shooting of a 44-year-old liquor store shopper on Monday in Humboldt Park, prosecutors said.
A video snippet circulated by Chicago police prompted a 16-year-old math whiz to turn himself in for the fatal shooting of a 44-year-old liquor store shopper on Monday in Humboldt Park, prosecutors said.