CHICAGO -- At least 56 people have been shot, 11 fatally, in gun violence across Chicago so far this weekend, police said. The shootings happened across the city since 6 p.m. Wednesday, during the extended July 4th holiday weekend. The violence includes three mass shootings, one in which two women and an 8-year-old boy were killed and two young boys were left in critical condition after multiple shooters opened fire into a Greater Grand Crossing neighborhood home on the South Side. At least 43 shot, 6 fatally, in Chicago in less than 12 hours.