What happened to Silva, and why don’t we seem to care?
 

http://img-s-msn-com.akamaized.net/t...6&q=60&o=f&l=fThe man who's a consensus choice for greatest middleweight of all time, and at least among the top pound-for-pound fighters in MMA history, now has more drug test failures than wins in the last three years. So why don't fans seem eager to ask themselves what it means for his legacy ? or his future?

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