A "vortex" of polar air has swept down from the North Pole, all the way to the United States, engulfing pretty much the entire country. Many areas across the nation are experiencing record low temperatures. So if you live in the U.S., then you should just hunker down, and stay inside, because IT BE COLD OUT THERE. Oh, and just play PC games till it's over, to keep boredom at bay. ( ͡° ͜ʖ ͡°) Link here for more information.