With all the preemptive wintry weather we've had and all that is still on the way. Here's a video to remind you how dangerous icicles can be. Check out this guy in Russia who's job it is to knock them off the side of a building. As he chips away at one, a huge chunk of ice falls of and destroys a traffic light. Yeah, you know that's gonna set him back a few rubles for the holiday season.