10 Biggest Takeaways from This Week's MLB Action

From an update on who could be replacing Bud Selig to the news of another potential wave of performance-enhancing-drug suspensions, it's been a busy week in MLB.

What follows are the 10 biggest takeaways from this week's MLB action. The storylines are ranked in order of their expected impact as the season winds down. The countdown includes headlines from on and off the diamond. While the league zeroes in on Selig's successor, one of the game's most polarizing players is making a dark-horse MVP run.

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