Both the Mets and Yankees enter this series atop their respective devisions, and the former made a trade prior to the series ...

The Diamondbacks traded reliever Jose Castillo, who had been designated for assignment, to the Mets and optioned lefty Joe Mantiply to Triple-A Reno in separate moves on Thursday.

The New York Mets seemingly believe this reeling left-hander can fill a much-needed bullpen role with a change of scenery.