The 2012 MLB free agency period will be one of the most exciting that league has seen, potentially highlighted by Albert Pujols.
Before they become free agents, several players will be traded before the season is over. Some players, such as Jose Reyes and Prince Fielder, have trade rumors swirling around them. However, it appears unlikely either team will trade them.
Other players are almost locks to be playing for a different team come August 1st.
Here are five players in contract years who will be on the move this season.