The Pirates activated Jason Grilli from the DL on Tuesday, but he'll be used in middle relief initially while the Pirates stick with Mark Melancon at closer.
Mike Olt was a prominent part of the package received by the Cubs in the Matt Garza deal. He's at Triple-A Iowa right now, but could get the call in the near future. Jan Levine suggests a possible bid on him among the other NL candidates this week.
Even if Dee Gordon is called up to be a utility guy, the stolen-base potential alone makes him worth a look in a lot of formats.
As Ryan Eisner points out in the latest edition of In Some Depth, Josh Phegley has quickly taken over the starting catcher spot on the south side of Chicago.
The Diamondbacks removed Heath Bell from the closer's job this week, moving to a committee instead. Jan Levine breaks down the various options there.