With winter meetings now underway, MLB free agency is really going to get moving, and we will see a lot more rumors floating around. Naturally, most rumors will involve players being suited to the needs of each team.
It's obvious which teams need pitching and hitting—players like Prince Fielder will be rumored as heading to the Mariners to give them a pop, and C.J. Wilson will be rumored as heading to the Yankees even if the sides seem far apart currently.
Every team needs to upgrade at least one position, even the World Series-winning Cardinals.
Here is the position that each team needs to upgrade most.