A 12-year-old girl is dead after a violent 12 hours in Milwaukee. Police say she was shot in the chest just after 7 p.m. last night. Her mother was also shot. Police say a group of suspects killed the girl because her mom complained about them leaving stolen cars in front of her house. Milwaukee Police are also looking into two other double-shootings. One happened late last night, the other happened just before 1 a.m., those victims survived.