The MLB Hot Stove is in full swing, and a number of significant moves have already been made at the Winter Meetings. That said, there will still be plenty more action before the winter is over, as a number of teams still have glaring needs on their roster.

Looking to the National League, the Nationals already made a splash signing Jayson Werth, but who will be the next NL team to pull the trigger on a big signing?

Here is a look at the biggest needs of all 16 NL teams, and who they could sign to fill the needs among the remaining players on the free agent market.  

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