With more and more players being signed, MLB free agency is starting to come to a close this offseason. As a result, looking toward next season, even if there are a couple months until the season begins, makes sense.
A few teams in particular need to look at 2012 especially closely. Much like the St. Louis Cardinals and Milwaukee Brewers last year, some teams have players on contract years they could end up losing, and other teams may have players they want to get rid of.
The Chicago Cubs have already made their move in trading Carlos Zambrano, who would have made this list. Here are 15 others who will need to be traded for various reasons.