Standing at 49-35 and in first place in the AL West as of Wednesday, July 3, the Oakland A's have received contributions from many sources so far in 2013.

Some have surprised while others have been as expected. 

That said, the A's are also winning in spite of a couple of players who have not performed up to their standards or early expectations. As such, it is time to recognize the best and the worst of the A's...

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