Live TV has enabled sports leagues to provide for fans via the social web like never before. Major League Baseball has been at the forefront of this social TV innovation. Last summer Stephen Colbert took over its Twitter account. In December MLB added a brand new social media layer to one of its studios, and last month they recorded three million downloads to their app in just eight days. With a 162-game season and playoffs, the MLB decided to do more than just create a social TV strategy. They created an entire Fan Cave, now in its second season.

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