The Pittsburgh Pirates have designated right-handed reliever Vin Mazzaro for assignment, setting their bullpen for Opening Day. The last two spots were down to Stolmy Pimentel, Jeanmar Gomez and Mazzaro after the Pirates announced Bryan Morris made the roster yesterday.

This move isn't unexpected. Mazzaro was the guy I expected to be the odd man out for the majority of Spring Training. Coming into camp it looked like Morris could be the odd man out, but his stuff was really impressive, and obviously impressed the Pirates. The Pirates love Stolmy Pimentel and his arsenal, to the point that he was getting a starter's workload this Spring. That left Gomez and Mazzaro, and Gomez has more value due to his success in a lot of different roles last year.

The Pirates now have ten days to trad...

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