More snow, sleet set to fall over the weekend
                                
                                
                                    (Newser) -
                                    Real-live winter in the South? You bet: Unlikely ice storms hammered southern states yesterday, depriving thousands of power, forcing hundreds of flight cancellations, and killing at least five people,  CNN  reports. It's not over, either: Storms are poised to strike regions from Dallas to Memphis until tomorrow and Arkansas...