On the same day team owner Steve Cohen described the “exhausting” nature of his free-agent negotiations with Alonso’s camp, third basemen Mark Vientos and Brett Baty confirmed the Mets ...

In a sign that they have begun preparing for life without Pete Alonso, the Mets told Brett Baty and Mark Vientos to begin working out at first base early in the new year, The Post has learned.

Brett Baty overnighted a first baseman’s glove a few weeks ago. Mark Vientos has been taking reps at the position. Carlos Mendoza threw out names such as Jared Young and Joey Meneses as ...