Roommates, what should have been a festive night in downtown Chicago spiraled into chaos. Two separate shootings just hours apart left a teenager dead, and several others injured after city's Christmas Tree Lighting ceremony.RELATED: Wait, WHAT?! Man Arrested After Allegedly Admitting He Purposely Started Fire In A Packed WalmartGunfire Strikes Downtown Chicago, Leaving Teens Among VictimsLate Friday Nov. 21, what should have been a festive evening in downtown Chicago turned deadly.