CHICAGO (CBS) ― It was a violent and deadly holiday weekend in the Chicago area, with nine people reported slain between Wednesday and Sunday nights. The violence began around 5 p.m. Thanksgiving eve, when Shannon Moore, 18, was found lying on the ground with gunshot wounds in the hallway of a building at 537 E. 44th St. A witness who saw Moore involved in an argument went to call police, and as he was going to make the call he heard multiple gunshots, Perez said. Moore was taken to Northwestern Memorial Hospital, where he died at 4:45 p.m. Saturday, according...