Fannish 50 - A NHL Trade Deadline Primer

This is one of the most exciting and also one of the most frustrating times of year for NHL fans. The trade deadline is 3pm EST on Friday and things are starting to ramp up. There are rumors everywhere and some moves are being made. Some years there's nothing until the final day and some years there are significant trades that happen in the days ahead and then crickets on the deadline day.
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