As the second half of the MLB season begins, the top teams will undoubtedly be looking for potential additions to bolster their roster heading into the final stretch of the regular season and then the postseason.

The New York Yankees currently have the best record in baseball at 56-32.

The other division leaders in the American League are the surging Chicago White Sox and the Texas Rangers, who already added a quality piece in Cliff Lee.

In the National League, the Atlanta Braves lead in the East, while the San Diego Padres and Cincinnati Reds hold slim division leads in the West and Central, respectively.

With four of the six division leaders leading by two games or less and no team in any division ahead by more than five games, late summer trades will make the difference between playing postseason baseball and watching on TV.

Here is a list of 10 players the division leaders should consider picking up before a rival team does.

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