A crowd of more than a hundred rowdy teenagers turned violent in Downtown Chicago on Saturday night as dozens torched and smashed cars while blaring music in a 'teen trend' that left two with gunshot wounds. Shocking footage showed some teenagers jumping on top of a bus while others started a massive brawl after descending on Millennium Park and attempting to breach barricades. Gunshots rang out with some rounds striking two teenage boys aged 16 and 17. The two youths were transported to a nearby hospital in fair condition. A total of 15 people, nine adults and six children were...