Teams that must act

Adam LaRoche could really help the Orioles, who have done little to improve this winter. Joy R. Absalon/US PRESSWIRE

With only 50 days remaining until the first February report dates -- and 100 until Opening Day -- most teams have already crossed off the majority of the items on their winter to-do lists, and only a handful of the top 20 free agents are still looking for work. But while many of baseball's best clubs have stayed busy bringing in new players or bringing back old ones, a few of the teams that made (or came close to making) the playoffs last season have been quiet. Here's a look at four teams with more tumbleweeds than transactions this winter, and what they can do to salvage their offseason:

Baltimore Orioles