@CNN: Two gangs fought over a Chicago neighborhood for years. Then rival gang members helped build a playground together. https://t.co/zGsabhdwPq https://t.co/HBSYCj159F

@CNN: Two gangs fought over a Chicago neighborhood for years. Then rival gang members helped build a playground together. https://t.co/zGsabhdwPq https://t.co/HBSYCj159F