• Fox Sports reported on Wednesday that Pittsburgh will send pitcher Vic Black to the Mets in the trade for Marlon Byrd and John Buck. Black has spent most of this season with Triple-A Indianapolis, where he was 5-3 with a 2.51 ERA. Black, 25, has made three appearances out of the bullpen for the Pirates, allowing six hits over four innings.
Pittsburgh drafted Black in the first round of the 2009 First-Year Player Draft.
• Jeremy Hefner underwent Tommy John surgery at the Hospital for Special Surgery on Wednesday. Mets team doctor David Altchek performed the surgery.
• Jenrry Mejia had a bone spur removed from his pitching elbow on Wednesday.
• Collins said Matt den Dekker, who was called up from Triple-A Las Vegas on Tuesday, will start in center field in the series finale against the Phillies on Thursday.
Anthony DiComo is a reporter for MLB.com. Follow him on Twitter @AnthonyDicomo. Chris Iseman is an associate reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.