Tonight, the race to restore power turning urgent by the hour for communities still in crisis across the south. The snow, ice, and bitter cold. A dangerous combination with at least 81 deaths.>> We believe that the helicopter went out in the river. >> The extreme weather making for a daring rescue in Missouri where officials say a helicopter crashed into the Marramac River. Multiple people rushed to the hospital.The cause now under investigation. In Colorado, a deadly accident. A plow crashing with a sprint ...