@CNN: It was so cold in northern Wisconsin that boiling water instantly evaporated and formed a cloud of ice crystals https://t.co/qzgcvlGhXy https://t.co/suGjEg5RCE

@CNN: It was so cold in northern Wisconsin that boiling water instantly evaporated and formed a cloud of ice crystals https://t.co/qzgcvlGhXy https://t.co/suGjEg5RCE