At least 46 people were shot in Chicago over the Thanksgiving weekend, leading to four deaths, said officials in a Monday morning update. Chicago Police told CBS Chicago on Monday that in the first homicide of the holiday weekend, a 15-year-old boy was shot and killed while waiting for a rideshare vehicle in the Heart of Chicago neighborhood. The boy was hit in the chest, the left shoulder, and right shoulder and was taken to Stroger Hospital of Cook County, where he was pronounced dead. The next fatality occurred on Friday at 10:53 p.m. when a 27-year-old man was shot and killed while standing on a sidewalk on South Parnell, officials told local media. The unnamed victim was transported to Christ Hospital by the Chicago Fire Department in critical condition and was later pronounced dead, according to officials. On Saturday, a 25-year-old woman was shot and killed in the Gresham neighborhood, police told …