Mets Reliever Dedniel Nunez Returns to Injured List After Brief Comeback

Nunez experiences forearm tightness again, sidelining him shortly after his return from the IL.

Nunez pitched 1 2/3 scoreless innings in his return but felt discomfort afterward.
He will undergo an MRI to assess the severity of his forearm tightness.
The Mets have not yet made a corresponding roster move for Nunez's IL placement.
Manager Carlos Mendoza expresses confidence in other bullpen members stepping up.
Nunez has a 2.31 ERA in 25 appearances this season, emerging as a key reliever.